THE HISTORICAL
MARKER DATABASE
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1892 entries match your criteria. Entries 101 through 200 are listed. ⊲ Previous 100 — Next 100 ⊳

 
 

Natural Resources Topic

 
By Cajun Scrambler, May 29, 2025
John Wesley Huddleston Marker
101 ► Arkansas, Pike County, Murfreesboro — John Wesley Huddleston — "Diamond John" — 1860-1936 —
On State Park Road.
The first diamonds found in Pike County, Arkansas were discovered in August 1906 by John Wesley Huddleston. These stones were sent to Charles S. Stifft, a Little Rock jeweler, who confirmed they were genuine diamonds. Stifft described them as . . . — — Map (db m274212) HM
102 ► Arkansas, Pike County, Murfreesboro — Okie Dokie —
On State Park Road.
4.21 carats (rough) Marvin Culver, of Nowata, Oklahoma, unearthed a large, canary yellow diamond near this location on March 12, 2006. Culver and his family decided to visit the park after watching a television program featuring the Crater . . . — — Map (db m274879) HM
103 ► Arkansas, Pike County, Murfreesboro — B-26 — Pike County Diamond Mines —
On Courthouse Square at North Washington Avenue, on the left when traveling west on Courthouse Square.
Two and a half miles southeast of this point is the only locality in North America where diamonds have been found in the rock in which they were formed. They have been found principally in one igneous pipe which, with three small pipes, aggregates . . . — — Map (db m121290) HM
104 ► Arkansas, Pike County, Murfreesboro — Schall Diamond —
On State Park Road.
6.07 carats (rough) 2.88 carats (cut) Ray Schall, of Murfreesboro, Arkansas, found a dime-sized white diamond on top of the ground under a nearby tree on November 14, 1981. "I could see it was a diamond, and I just fell on it," Schall . . . — — Map (db m274758) HM
105 ► Arkansas, Pike County, Murfreesboro — Star of Shreveport —
Near State Park Road.
While digging near this site on June 23, 1981, Carroll Blankenship, of Shreveport, Louisiana, found the second-largest diamond registered since the Crater of Diamonds became an Arkansas State Park in 1972. Blankenship and his wife were . . . — — Map (db m275332) HM
106 ► Arkansas, Pike County, Murfreesboro — Uncle Sam —
Near State Park Road.
40.23 carats (rough) 12.42 carats (cut) The Uncle Sam diamond is the largest gem-quality diamond ever found in North America and was unearthed here in 1924. Wesley Basham, Uncle Sam to his family and friends, worked for the Arkansas . . . — — Map (db m275426) HM
107 ► Arkansas, Randolph County, Pocahontas — A Shipping Route —
On South Bettis Street (U.S. 62/67) at Pope Street, on the right when traveling north on South Bettis Street.
"Pocahontas is beautifully situated on the west bank of Black River… As a trading point, it is unsurpassed by any town of its size in the state." J. C. Martin of Pocahontas 1857
As agriculture in Randolph . . . — — Map (db m170298) HM
108 ► Arkansas, Sevier County, Belleville — 136 — Sevier County in the Civil War —
On Arkansas Route 317 0.3 miles east of U.S. 59/71, on the left when traveling east.
While no fighting took place in Sevier Co. during the Civil War, local men served in Confederate units. Men gathered at Belleville Church as part of Pettus’ Battalion of State Troops, marching to Arkadelphia under Gov. Harris Flanagin’s General . . . — — Map (db m121145) HM
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109 ► Arkansas, Union County, El Dorado — Oil in Arkansas — The Discovery —
Near South Jefferson Avenue at East Cedar Street, on the right when traveling south.
On January 10th, 1921, shortly after 4:00 P.M., on a cold January day, a deafening roar from a drilling rig one mile west of El Dorado announced the discovery of oil in Arkansas. Dr. Samuel Busey brought in the Armstrong #1 as an earthshaking, . . . — — Map (db m121350) HM
110 ► Arkansas, Union County, El Dorado — Oil in Arkansas — The Smackover Field —
On South Jefferson Avenue near East Cedar Street, on the right when traveling south.
A little over a year after the initial oil discovery by Dr. Busey, the Oil Operators Trust--Murphy #1, a wildcat well staked on a geologic feature called the Norphlet dome, drilled into the gas-cap of what would become the huge Smackover Oil . . . — — Map (db m121356) HM
111 ► California, Alameda County, Fremont, Ardenwood — Leal Tank House —
Near Ardenwood Boulevard near California Highway 84.
Joseph Silviera Leal and Julia Perry Leal built this tank house on their ranch in the Mission San Jose area of Fremont in 1925. The lower floor was a storage room and the upper floor a bedroom. The tank on top stored 5,000 gallons of water pumped . . . — — Map (db m29090) HM
112 ► California, Alameda County, Pleasanton — Alviso Adobe Community Park — 5,000 Years of History in Seven Acres —
Near Old Foothill Road near Foothill Road.
[Panel 1:] Pleasanton’s past and the rich stories of the people that have come before can be discovered in the landscape and features of this park. Three periods of occupation trace regional settlement from prehistory to the present day. . . . — — Map (db m24685) HM
113 ► California, Alameda County, Pleasanton — Gold Creek — The Great Gold Discovery of 1871 —
Near Pleasant Hill Road at Chestnut Way.
On Feb. 8, 1871 two men, the names of Neal F. Taylor and Timothy Cox, were looking for coal in the area and found more than they were looking for. On this creek which comes down through the then Dougherty Ranch the two men found a gold nugget. They . . . — — Map (db m69728) HM
114 ► California, Alameda County, San Leandro — Filtration Basins — Lake Chabot Historical Walk —
On Estudillo Avenue.
Public outcry led Oakland councilman George Pardee, who later became Governor of California, to campaign Contra Costa Water Company for a clean reliable water system. The Hyatt filters were installed, along with pump houses and filtration basins, . . . — — Map (db m113822) HM
115 ► California, Alpine County, Markleeville — Alpine County Historical Complex —
Near School Street.
The construction of this historical complex was initiated in 1964, "Alpine County's Centennial Year", by the Historical Society of Alpine County. With concerted effort and fortitude it was completed and duly dedicated as a historical landmark on . . . — — Map (db m3088) HM
116 ► California, Alpine County, Markleeville — Grover Hot Springs —
Near Hot Springs Road.
Telltale signs of geologic activity surround Grover Hot Springs State Park. Bold granite peaks to the northwest are the work of immense mountain building forces. Old lava flows cover hundreds of square miles to the east, giving the Markleeville area . . . — — Map (db m13239) HM
117 ► California, Alpine County, Markleeville — Historic Silver Mountain City — (Kongsberg) —
On The Ebbetts Pass Scenic Byway (State Highway 4), on the right when traveling east.
Silver Boom Town in 1866 Population 3000 Remains of City Jail — — Map (db m44990) HM
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118 ► California, Amador County, Amador City — 15 — Bunker Hill Mine —
On Bunker Hill Road at Fremont Mine Road on Bunker Hill Road.
The mine was first worked as the Rancheria Mine in 1853. Was renamed the South Mayflower in 1893. It was organized in 1899 as the Bunker Hill Consolidated Mine and operated till 1922, producing $5,154,382 in gold. The shaft reached 3440’ on an . . . — — Map (db m44619) HM
119 ► California, Amador County, Amador City — 14 — Original Amador Mine —
On East School Street at Amador Creek Street, on the right when traveling south on East School Street.
Opened in 1852 from six claims. Renamed Original Amador Consolidated working till 1918. Reopened in 1935 till 1937. Shaft reached 1238’. Total production was $3,500,000. — — Map (db m10329) HM
120 ► California, Amador County, Amador City — 12 — South Spring Hill Mine —
On String Bean Alley east of Old Route 49.
Founded in 1851 working continuously till 1893. Purchased by Keystone Company in 1920 and connected to it. Closed in 1942. Contained 3 shafts: South Spring Hill 1200’, Tallisman 600’, and Medean at 600’ deep. Produced $1,092,472 from . . . — — Map (db m44608) HM
121 ► California, Amador County, Amador City — 16 — Treasure Mine —
On Bunker Hill Road south of Fremont Mine Road.
Owned by the Treasure Mining Company of San Francisco. Founded prior to 1867. Sometimes called the Hazard Mine. Shaft reached 3030’ on the incline with winzes. Was connected to the Bunker Hill Mine to the south at the 1600; level. Produced . . . — — Map (db m44620) HM
122 ► California, Amador County, Drytown — New Chicago — Est. 1877 —
On New Chicago Road at Old Drytown Plymouth Road on New Chicago Road.
Subdivision for the Grover Mine Appox. 50 mines north to Plymouth Peerless, California, New London — — Map (db m44621) HM
123 ► California, Amador County, Ione — Buena Vista —
On Buena Vista Road at Jackson Valley Road. on Buena Vista Road.
In the mineral rich Ione Valley, between Ione and the southern Mokelumne River, where once mining communities like, Lancha Plana, Camp Opra and Camanche dotted the maps, is the town of Buena Vista. Situated at the intersections of two thoroughfares . . . — — Map (db m101437) HM
124 ► California, Amador County, Ione — Buena Vista Store —
On Buena Vista Road at Jackson Valley Road on Buena Vista Road.
Buena Vista's store and house situated in Jackson Valley, was built by John Fitzsimmons, then sold to Sam Cook, then to James Norris and afterwards to Jacob and Verona Strohm. Once situated in Lancha Plana it was moved by the Chinese who discovered . . . — — Map (db m10189) HM
125 ► California, Amador County, Ione — 788 — Daniel Stewart Co. Store —
On East Main Street, on the right when traveling west.
General merchandise store built by Daniel Stewart in 1856. First brick building erected in Ione Valley from nearby Muletown brick. Ione, once known as "Bed-Bug" and "Freeze-Out” was an important supply center on the main road to the Mother Lode and . . . — — Map (db m100587) HM
126 ► California, Amador County, Jackson — Jackson —
Near State Highway 49.
In 1848, was a village of huts and tents called "Bottileas” by the Mexicans from the bottles strewn about by those who tarried here. In 1849, it was named Jackson for Colonel Jackson an early day resident. In 1853, Amador . . . — — Map (db m72060) HM
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127 ► California, Amador County, Jackson — 3 — Kennedy Mine — Argonaut-Muldoon —
On North Main Street, on the left when traveling north.
Viewpoint: 50 yards west, Two of the richest gold mines in Amador County, both reached depths of over one mile. Worked until 1942. Kennedy produced $28.5 million, the Argonaut $ 25 million. Notice headframes west toward Highway 49 and tailing wheels . . . — — Map (db m44586) HM
128 ► California, Amador County, Jackson — Kennedy Mining and Milling Company — 1860 - 1942 —
Near Kennedy Mine Road.
In the late 1850’s, Andrew Kennedy discovered gold in an outcropping of quartz. The mine produced over $34.2 million in gold, making it one of the richest gold mines in the world. With a depth of 5,912 feet, it was the deepest mine in North America . . . — — Map (db m19797) HM
129 ► California, Amador County, Jackson — 1 — Moore Mine —
On Fuller Lane at California Highway 49, on the left when traveling west on Fuller Lane.
Founded and active in the 1880’s. 10 stamp mill and a 640’ shaft. Re-opened 1921 till 1929. 20 stamp mill and a 2,291’ incline shaft. Tailing dam north to Raley’s. Produced $564,624 in gold. Nearby Mines: South Jackson, Fern, Kearsling, . . . — — Map (db m44582) HM
130 ► California, Amador County, Jackson — The Court House Well —
On Summit Street near Court Street, on the right when traveling north.
Under This Tablet Is The Court House Well Dug in 1851, 52 feet in depth For generations it was a main source of domestic water for the community. “Gone is the ancient equipment but still the living water flows.” . . . — — Map (db m27908) HM
131 ► California, Amador County, Jackson — 2 — Zeile Mine and Mine House — Mine location to the southeast. —
On Broadway Street at French Bar Road, on the left when traveling south on Broadway Street.
Founded in the 1860’s as the Coney Mine, operated continuously from 1875-1914. Later sold to Kennedy. Incline shaft 1865’ deep. Total production $5 million. Note powder house on road to the east. — — Map (db m44585) HM
132 ► California, Amador County, Plymouth — Forest Home — 1850's — Stage and Freight Stopover —
On Jackson Road (State Highway 16) 0.2 miles west of Forest Home Road, on the left when traveling east.
Copper mines patented 1873: Peak Outputs: Early 1860’s, 1895-1917, 1943-1947, Township organized 1854. A Methodist center for many years U.S. Postoffice: 1862-1905 — — Map (db m11361) HM
133 ► California, Amador County, Plymouth — 18 — Plymouth Consolidated Mines —
On Pacific Street south of California Highway 49, on the left when traveling south.
Founded in 1852 from several claims and consolidated in 1883. Sold to the Argonaut company in 1925 and closed in 1943. Empire workings reopened 1946-47. Pacific shaft 4450’ deep. Total production $13,500,000. Mines north to Cosumnes River: Aden, . . . — — Map (db m44622) HM
134 ► California, Amador County, Sutter Creek — 8 — Emerson Shaft —
On Cole Street.
Eastern Shaft of the Wildman Mine located at the Post Office site. Used as an air chute and hoist shaft to dispose of waste rock later used to pave roads. The mine founded by William T. Wildman, circa 1851 — — Map (db m12601) HM
135 ► California, Amador County, Sutter Creek — 1007 — Knight Foundry —
On Eureka Street, on the left when traveling east.
Knight Foundry was established in 1873 to supply heavy equipment and repair facilities to the gold mines and timber industry of the Mother Lode. Samuel N. Knight developed a high speed, cast iron water wheel which was a forerunner of the Pelton . . . — — Map (db m100590) HM
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136 ► California, Amador County, Sutter Creek — Lincoln Mine —
On Amador Road at Hanford Street (Old Highway 49) on Amador Road.
First (1851) quartz mine & mill in Sutter Creek on Amador Road. Leland Stanford financier, politician and benefactor controlled this mine (1859-1872). Under Supt. R. C. Downs it proved a bonanza, aided Stanford to join the builders of the Central . . . — — Map (db m42409) HM
137 ► California, Amador County, Sutter Creek — 11 — Lincoln Mine —
On Old Sutter Creek-Amador City Highway north of Hanford Street (Old Highway 49).
Founded in 1851 as Amador #2. Renamed the Union Mine and finally the Lincoln Mine by new owner Leland Stanford. Worked until 1924, producing $2 million. Consolidated with Wildman- Mahoney Mines. Foundations and dump remain. — — Map (db m44607) HM
138 ► California, Amador County, Sutter Creek — Mahoney Mine — On top of the Hill —
Near Gopher Flat Road.
Founded by Jerry Mahoney from Killarney, Ireland in 1851. Claim purchased from Alvinza Hayward. Merged with the Wildman Mine and reached a depth of 1200 feet. Produced $5 million in gold. Later part of Lincoln Consolidated Co. — — Map (db m12606) HM
139 ► California, Amador County, Sutter Creek — Miners' Bend Park — A Historic Gold Mining Park —
On Old Route 49 (Main Street), on the left when traveling south.
Sutter Creek, California Left Panel: Like many communities in the Sierra Foothills, Sutter Creek grew out of the great gold rush of 1849. Thousands of men of every nationality arrived seeking fortunes through toil, sweat, and luck. . . . — — Map (db m106380) HM
140 ► California, Amador County, Sutter Creek — 7 — Old Eureka Mine —
On Main Street (Old California 49) at Sutter Hill Road, on the right when traveling south on Main Street (Old California 49).
Founded in early 1850’s by Alvinza Hayward, owner of the Badger and Wolverine Mines. Earned $65,000 a month, reaching a depth of 2,250 in late 1800’s. Shaft sunk to 3,500 feet in 1916. In 1924 was purchased by Central Eureka Company. Closed in 1942 . . . — — Map (db m44606) HM
141 ► California, Amador County, Sutter Creek — Union Mine Boarding House — Since 1851 — (Now a Private Residence) —
On Spanish Street at Amelia Street on Spanish Street.
Leland Stanford acquired the Union Mine in 1859 for debt. He formed a partnership with R. C. Downs and renamed it the Lincoln Mine. The Lincoln Mine produced $2,200,000. in gold by 1873, he then sold it to the British Syndicate for $800,000. . . . — — Map (db m42407) HM
142 ► California, Amador County, Sutter Creek — Wildman Mine — Powder House —
Near Gopher Flat Road.
Founded by William T. Wildman in 1851. Merged with Mahoney Mine and reached a depth of 1500 feet. Combined mines operated a 70 stamp mill and produced a total of $5 million in old by 1924. Powder house used to store explosives. Became part of . . . — — Map (db m12598) HM
143 ► California, Amador County, Volcano — Volcano —
On Main Street at Consolation Street, on the left when traveling north on Main Street.
Discovered in 1848 by Colonel Stevenson’s men who mined Soldiers’ Gulch in ’49. First covered wagon party sluiced rich gravel beds. By ’53, men swarmed flats and gulches naming them picturesquely. Hydraulic operations, begun in ’55, brought . . . — — Map (db m11365) HM
144 ► California, Amador County, Volcano — 29 — Volcano —
On Main Street at Consolation Street, on the right when traveling north on Main Street.
[Larger Marker]: Started 1848 by soldiers of Colonel Stevenson’s Regiment. Named by miners because of apparent volcanic appearance. Here the first California rental library, 1850, was established. And one of the first “Little . . . — — Map (db m100574) HM
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145 ► California, Butte County, Magalia — 771 — The Dogtown Nugget —
On Old Skyway Road 0.3 miles north of Pentz-Magalia Road, on the right when traveling east.
This marker symbolizes the discovery of the first large gold nugget in California. It was found across this canyon in Willard Gulch April 12, 1859. Weight 54 pounds. — — Map (db m29663) HM
146 ► California, Butte County, Oroville — Cherokee —
On Cherokee Road 1.5 miles east of North General Sherman Way, on the left when traveling north.
Led from Indian Territory by their New England schoolmaster, a band of young Cherokee Argonauts discovered gold here 1850. Town established 1853 when first stores erected by Welsh miners. During heyday of 1875, Cherokee boasted its own theatre, race . . . — — Map (db m234) HM
147 ► California, Butte County, Oroville — County Community Well —
Near Bird Street at Huntoon Street.
1856 Renovated Oroville Rotary 1980 (Seal of the American Revolution Bicentennial 1776-1976) — — Map (db m65844) HM
148 ► California, Butte County, Oroville — Edison Building —
On Bird Street at Myers Street on Bird Street.
Edison Ore Mining & Miocene Mining Co. Oct. 1879 to May 1881 by Major Frank McLaughlin searched for platinum to use in Edison’s electric light globe. Used a process to remove gold from black sands found in mine tailings. Miocene Mining Co. . . . — — Map (db m61556) HM
149 ► California, Calaveras County, Altaville — 288 — Altaville Foundry & Machine Works — Founded by J.M. Wooster — Est. 1854 —
Near State Highway 49.
Is the site of the longest running continuously operated foundry west of the Mississippi River. All quartz machinery needed for the numerous mines surrounding the Altaville, Angels Camp area was cast here. It was previously known as Altaville . . . — — Map (db m13005) HM
150 ► California, Calaveras County, Angels Camp — Gold Furnace —
Near South Main Street/Golden Chain Highway (State Highway 49).
A gold furnace was commonly used to separate mercury from the gold. In gold placer mining, in which small specks and veins of gold were often found in quartz, mercury was used to separate the gold from the quartz. This bonding of the mercury . . . — — Map (db m57172) HM
151 ► California, Calaveras County, Angels Camp — GPY-135-2 — Hogarth Stamp Mill —
Near South Main Street/Golden Chain Highway (State Highway 49), on the right when traveling north.
In 1895 Harry Hogarth, James Candy and Naylor Williams filed a claim for the Relief Quartz Mine on a hillside above Six Mile Creek near Angels Camp. In 1920, after working the claim by hand for many years, the Hogarths; Harry Sr, Harry Jr, and . . . — — Map (db m56553) HM
152 ► California, Calaveras County, Angels Camp — Lightner Mine —
Near Main Street (State Highway 49).
This mine site was located in 1855 by Peter Cameron, A.M. Wood, Will Powell and C.G. Lake. Lightner Mining Company organized and operated from 1896-1915. A 40 stamp mill crushed 500,000 tons of ore from vein which widened to 120’. Ore stopped at . . . — — Map (db m10633) HM
153 ► California, Calaveras County, Angels Camp — The Hogarth Stamp Mill —
Near South Main Street/Golden Chain Highway (State Highway 49), on the right when traveling north.
Common in California after 1853, the stamp mill consisted from one to five heavy pillar-like stamps whose bottom, (or shoes), were cylindrical hammers made of iron, each weighing as much as one thousand pounds. Power to operate the stamps was . . . — — Map (db m56556) HM
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154 ► California, Calaveras County, Angels Camp — The Monitor — California Hydraulic Mining —
Near South Main Street/Golden Chain Highway (State Highway 49), on the right when traveling north.
Hydraulic Mining was the largest and most destructive form of mining. Water, brought through flumes and ditches from high up in the mountains, was redirected into an ever-narrowing channel and out through a giant iron nozzle, called a . . . — — Map (db m56649) HM
155 ► California, Calaveras County, Angels Camp — The Story Under the Lake — New Melones Lake —
Near State Highway 49.
The body of water you see before you, known as New Melones Lake, is formed by the building of the New Melones Dam. The 625-foot high earth-fill dam was completed in 1979 by the Army Corp of Engineers. A man-made reservoir, the lake hosts a variety . . . — — Map (db m32433) HM
156 ► California, Calaveras County, Angels Camp — Utica Mine North Shaft —
On Utica Lane north of Sam's Way, on the right when traveling north.
Utica Mine, the most important mine in the Angels District, set national records in the 1890's producing more than 4 million dollars in gold in 30 months. The Utica was also the site of Angels Camp's worst mine disaster when 17 men were buried when . . . — — Map (db m25646) HM
157 ► California, Calaveras County, Angels Camp — Water Wheel —
Near South Main Street/Golden Chain Highway (State Highway 49), on the right when traveling north.
Water wheels were commonplace to the gold mining regions, providing power for mining and milling operations. Powered by water the wheel was attached to a series of belts and gears which turned the machinery to crush the ores. This water wheel . . . — — Map (db m56559) HM
158 ► California, Calaveras County, Burson — 254 — Camanche —
Near Camanche Parkway South.
[Upper Marker:] Named Camanche in 1849 after Camanche, Iowa. Once called Limerick. Peak population 1500. Rich mining at nearby Cat Camp, Poverty Bar, and Sand Hill. Mokelumne River water brought in by Lancha Plana and Poverty Bar ditch. . . . — — Map (db m19752) HM
159 ► California, Calaveras County, Copperopolis — 296 — Copperopolis — State Registered Landmark No.296 —
On Main Street, on the left when traveling south.
Copper here discovered by W. K. Reed and Thomas McCarty in 1860. Mines utilized during the Civil War and the First and Second World Wars. During Civil War period was the principal copper producing section of the United States. — — Map (db m13002) HM
160 ► California, Calaveras County, Copperopolis — Copperopolis Park —
Near Main Street near Baker Street, on the left when traveling south.
Although Copperopolis is known for copper mining, gold was discovered here in 1858, copper in 1860. The gold belt was a mile west of the copper belt. The Madame Felix Mining District produced 200,000 ounces of gold between 1864 and 1974. . . . — — Map (db m58927) HM
161 ► California, Calaveras County, Douglas Flat — 272 — The Italian Store —
On Main Street, on the left when traveling east.
Built is 1861 by Antonio and Caterina Gagliardo. Served as a Post Office and social center for the community of Douglas Flat. A hand dug well located next to the store supplied Douglas Flat with good fresh water and remains in good shape today. . . . — — Map (db m58852) HM
162 ► California, Calaveras County, Mokelumne Hill — 265 — Chili Gulch —
On State Highway 49, on the right when traveling north.
Richest placer mining section, extending five miles, in Calaveras County. Received name from Chileans who worked gulch in 1848 and 1849, and scene of the so-called Chilean War. Largest known quartz crystals recovered from mine on south side of gulch. — — Map (db m11515) HM
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163 ► California, Calaveras County, Murphys — 465 — Site of Brownsville —
On Pennsyvania Gulch Road, on the right when traveling south.
A thriving mining camp on rich Pennsylvania Gulch in the 1850’s and 1860’s. Named for Alfred Brown, former owner of Table Mountain Ranch. Laws of Brownsville Mining District provided that each miner could own one wet and one dry claim, not to exceed . . . — — Map (db m11501) HM
164 ► California, Calaveras County, San Andreas — 258 — Fourth Crossing —
On State Highway 49, on the right when traveling south.
Located on the Stockton-Murphy Road at the fourth crossing of the Calaveras River, this early mining settlement, once called Foremans, was famous in the 1850's for its rich placer ores. Later, it became an important stage and freighting depot and . . . — — Map (db m11969) HM
165 ► California, Calaveras County, San Andreas — 252 — San Andreas — Heart of the Southern Mines —
On St. Charles Street (State Highway 49) at Main Street, on the right when traveling north on St. Charles Street.
Settled by Mexicans in 1848. Named after Catholic Parish of St. Andrew. First newspaper published here Sept. 24, 1856. Destroyed by fire June 4, 1858 and in 1863. County seat of Calaveras County since 1866. Rendezvous of Joaquin Murietta. Black . . . — — Map (db m11503) HM
166 ► California, Calaveras County, Valley Springs — 295 — Paloma (Fosteria) —
On Paloma Road at Edster Street, on the right when traveling south on Paloma Road.
Gwin Mine, Paloma, and Lower Rich Gulch were mined for placer in 1849. Quartz was discovered by J. Alexander in 1851. Property acquired by Wm. M. Gwin, California's first U.S. Senator, in 1851. The Gwin Mine closed, in 1908, yielded millions. — — Map (db m14449) HM
167 ► California, Contra Costa County, Antioch — 932 — Mount Diablo Coal Field —
On Somersville Road, in the median.
From 1860 to 1906, this area was the largest coal mining district in California. Five towns (Nortonville, Somersville, Stewartville, Judsonville and West Hartley) grew up around twelve major mines. Today the towns are gone. The buildings having been . . . — — Map (db m139449) HM
168 ► California, Contra Costa County, Clayton — Clayton —
On Main Street at Diablo Street, on the right when traveling east on Main Street.
Miwok Indians inhabited this valley at the base of Mt. Diablo when Spanish explorers came in the 1770’s. Scouts, trappers, prospectors and settlers followed. In 1857 Clayton was founded by Joel Clayton, a miner, farmer, and wagonmaster from . . . — — Map (db m59954) HM
169 ► California, Del Norte County, Crescent City — The Metcalf Grove —
On Howland Hill Road, on the left when traveling east.
This grove is given to the State of California for the preservation of these ancient trees by Mr. and Mrs. Jesse H. Metcalf of Rhode Island. — — Map (db m1510) HM
170 ► California, El Dorado County, Coloma — 748 — The Coloma Road —
Near State Highway 49.
Here in the Valley of the Cul-lum-mah Indians, James W. Marshall discovered gold on January 24, 1848, in the tailrace of Sutter’s sawmill. The Old Coloma Road, opened in 1847 from Sutter’s Fort to Coloma, was used by Marshall to carry the news of . . . — — Map (db m12272) HM
171 ► California, El Dorado County, El Dorado — 486 — El Dorado —
On Main Street (Pleasant Valley Road) at Church Street, on the right when traveling west on Main Street (Pleasant Valley Road).
El Dorado, meaning “The Gilded One”, was first known as Mud Springs from the boggy quagmire the cattle and horses made of a nearby watering place. Originally a important camp along the old Carson Emigrant Trail. By 1849 – 50 it . . . — — Map (db m13148) HM
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172 ► California, El Dorado County, Georgetown — Georgia Slide —
On Wentworth Springs Road at School Street, on the right when traveling south on Wentworth Springs Road.
One and a half miles north of Georgetown sailors from Georgia established claims in 1849. General store and mining camp in 1850 which later produced by seam diggins hydraulic and flood sluicing methods. The famous Blue Rock, Pacific Beattie and . . . — — Map (db m54943) HM
173 ► California, El Dorado County, Placerville — Gold Bug, A Neighborhood Mine —
Near Gold Bug Lane east of Bedford Avenue.
The Gold Bug is like the thousands of small mines that once dotted the Sierra foothills. Surprisingly enough, most of the digging in this mine occurred in the 1920’s and 30’s, and not during the Gold Rush. Mines like this were worked by small . . . — — Map (db m69863) HM
174 ► California, El Dorado County, Placerville — Hangtown’s Gold Bug Park —
Near Gold Bug Lane east of Bedford Avenue.
Did you know that Gold Bug Park has nearly 100 years of gold mining history? The 61 acres of the park include six mining claims that were once a part of the Poverty Ridge Mining District. Some of the richest deposits of the Mother Lode were . . . — — Map (db m69861) HM
175 ► California, El Dorado County, Placerville — The Stamp Mill —
Near Josua Hendy Lane north of Gold Bug Lane.
Local residents remember that the thunderous crashing staccato of the ore stamp mill could be heard for miles in the narrow canyon. The song of the stamps had been a familiar sound in this area for since George Cozens erected the first mill here in . . . — — Map (db m69864) HM
176 ► California, El Dorado County, Shingle Springs — 456 — Camp Site of Boston-Newton Party —
On Mother Lode Drive.
On this site the Boston-Newton Joint Stock Association encamped on September 26, 1849. The company left Boston April 16 and arrived at Sutter’s Fort September 27. After a remarkable journey across the continent a rich store of written records . . . — — Map (db m11568) HM
177 ► California, Fresno County, Coalinga — “Wooden Walking Beam” —
On Elm Avenue (California Route 33/198) at Pearl Street, on the right when traveling north on Elm Avenue.
This pumping unit, known as a wooden walking beam, was one of the oldest and last remaining in actual use within the Coalinga oil fields. Put into service in July of 1918, it was in continuous use until November 1979. Initial production was 170 . . . — — Map (db m64108) HM
178 ► California, Fresno County, Coalinga — Coaling Station A —
On West Elm Street just east of 7th Street, on the right when traveling west.
Station A was one of three mines (A. B. & C.) in the Coalinga Hills where coal was mined. The coal was transfered (sic) from mule driven ore wagons. Then by coal cars pulled by old Betsy to the transfer dock at Alcalde in Warthan Canyon, from there . . . — — Map (db m229468) HM
179 ► California, Fresno County, Fresno, Downtown — 6 — Green Bush Spring —
Near Mariposa Street just south of Fulton Street.
On this spot in the early days was a flowing spring beside which stood a large green bush. Wild horses, deer, elk and antelope watered here and it served as a watering place for sheep and cattle. The presence of this water caused the . . . — — Map (db m291108) HM
180 ► California, Fresno County, Hume — Buck Rock Lookout — A Continuing Legacy of Meeting the Nation's Needs —
On FS 14S11 5 miles north of Generals Highway, on the left when traveling north.
The Birth of Lookouts From the days of the old west, through the trials of World War II, to our current high-tech world, the story of the fire lookout is laced with history, heroics and romance. The history of fire lookouts in . . . — — Map (db m213281) HM
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181 ► California, Fresno County, Selma — 30 — Groundwater Irrigation Beginnings —
Near Art Gonzales Parkway 0.2 miles Highland Avenue.
[Marker Front:] Groundwater Irrigation Beginnings The San Joaquin Valley's groundwater reservoir was first tapped with a practical pumping plant 4 miles northeast of here on Dec. 12, 1894. William De La Grange of Selma, tired of . . . — — Map (db m28594) HM
182 ► California, Humboldt County, Garberville — Famous One-Log House —
Near U.S. 101.
Crafted in 1946 from a 2100 year old redwood, this section of the tree weighed 42 tons and took 8 months of labor to hollow out a room 7' high and 32' long. With wheels attached, it toured the United States in its early years, then settled in . . . — — Map (db m190820) HM
183 ► California, Humboldt County, Petrolia — 543 — California's First Drilled Oil Wells —
On Front Street east of Sherman Avenue, on the right when traveling west.
California's first drilled oil wells producing crude to be refined and sold commercially were located on the north fork of the Mattole River approximately three miles east of here. The old Union Mattole Oil Company made its first shipment of oil . . . — — Map (db m51955) HM
184 ► California, Imperial County, Imperial — Imperial Irrigation District —
On East Barioni Boulevard, on the right when traveling west.
The largest gravity fed irrigation district in the western hemisphere, established in 1911. They later assumed control of several water companies and were instrumental in getting the Hoover Dam and the All American Canal built. They commenced . . . — — Map (db m62035) HM
185 ► California, Imperial County, Winterhaven — 193 — Picacho Mines —
On Picacho Road, on the right when traveling north.
Opened by placer miners after 1852, the gold mines expanded into hard rock quarrying by 1872. Picacho employed 700 miners at its peak from 1895 to 1900. Mill accidents, low ore quality, and the loss of cheap river transport with the building of . . . — — Map (db m50584) HM
186 ► California, Inyo County, Big Pine — Los Angeles Aqueduct — 100-Year Anniversary —
On the Los Angeles Aqueduct at the Owens River on the Los Angeles Aqueduct.
On February 13, 1913, a small group of people from Los Angeles converged on the newly completed Los Angeles Aqueduct intake in the Owens Valley. In a modest ceremony that was captured on film and in photographs, they opened the intake gates, . . . — — Map (db m287180) HM
187 ► California, Inyo County, Big Pine — Los Angeles Aqueduct Intake —
Near North Coloseum Road.
Near this site lies the Intake of the Los Angeles Aqueduct. The Aqueduct was constructed from 1907 to 1913 by William Mulholland, an Irish immigrant and self-taught engineer; the 233- mile long aqueduct would affect the future of the Owens . . . — — Map (db m287581) HM
188 ► California, Inyo County, Bishop — Horace Marden Albright — Jаnuary 6, 1890 - March 28, 1987 —
On Line Street at Warren Street, on the right when traveling west on Line Street.
World's foremost conservationist. A founder and second director, U.S. National Park Service. Born Bishop, California, January 6, 1890, near this monument. — — Map (db m288371) HM
189 ► California, Inyo County, Bishop — Keough’s Hot Springs —
On Keough Hot Springs Road 1 mile west of U.S. 395, on the right when traveling west.
The geothermal spring water has been used for recreational and healing purposes for many years. Established in 1919, Phillip Keough envisioned the hot springs as a first class health resort. During it's heyday in the 1920's & 30's, the . . . — — Map (db m287886) HM
190 ► California, Inyo County, Bishop — Schober Lane Campground — Brown’s Town Campground —
On Schober Lane at U.S. 395, on the left when traveling west on Schober Lane.
When purchased by the City of Los Angeles in 1927, this property was an irrigated pasture of native grasses and clover. Prior to European settlement, however, the site was a small part of an area known as "pitana patu," a . . . — — Map (db m288349) HM
191 ► California, Inyo County, Cartago — 537 — Cottonwood Charcoal Kilns
Near no nearby street 1 mile east of U.S. 395, on the left when traveling east. Reported missing.
In June 1873 Colonel Sherman Stevens built a sawmill and flume on Cottonwood Creek high in the Sierras directly west of this spot. The flume connected with the Los Angeles Bullion Road. The lumber from the flume was used for timbering in the mine . . . — — Map (db m33877) HM
192 ► California, Inyo County, Cerro Gordo — Saline Valley Salt Tram — Salt Tram Summit Station —
On no nearby street.
The Salt Tram is an engineering and construction marvel for the turn of the century. It transported salt from Saline Valley, over the Inyo Mountains and down to a processing station just north of the town of Swansea at Owens Lake, where it was . . . — — Map (db m288824) HM
193 ► California, Inyo County, Coso Junction — Coso Hot Springs —
Near U.S. 395, on the right when traveling north.
In the 1930s, this billboard directed travelers to the Coso Hot Springs resort, which was 10 miles to the east. Molten rock, or magma, lies about five miles below the earth's surface. Groundwater percolates through rock fractures, is . . . — — Map (db m195627) HM
194 ► California, Inyo County, Death Valley National Park — Ashford Mill Ruins — Fading Fortunes —
Near Badwater Road 2 miles north of Jubilee Pass Road, on the left when traveling north.
The foundations of the Ashford Mill are set into the hillside directly ahead, with the concrete walls of the office building to the left framing the desert beyond. Ore hauled down from the Golden Treasure Mine five miles to the east in . . . — — Map (db m89558) HM
195 ► California, Inyo County, Death Valley National Park — 444 — Bennett’s Long Camp — Bennett-Arcan Long Camp —
On West Side Road 16 miles south of Badwater Road, on the left when traveling south.
Near this spot the Bennett-Arcane contingent of the Death Valley '49ers, emigrants from the Middle West, seeking shortcut to California gold fields, were stranded for a month and almost perished from starvation. William Lewis Manley and John Rogers, . . . — — Map (db m159315) HM
196 ► California, Inyo County, Death Valley National Park — Eagle Borax Works —
Near West Side Road 13 miles south of Badwater Road, on the left when traveling south.
A few structural remains and the nearby borax windrows are the most visible reminders of Eagle Borax Works, the first borax refinery in Death Valley. Businessman Isador Daunet founded the Eagle operation on this site, producing borax by . . . — — Map (db m159313) HM
197 ► California, Inyo County, Death Valley National Park — Journigan’s Mill — Desert Dreams —
On Emigrant Canyon Road 6.5 miles south of Route 190, on the right when traveling south.
Roy Journigan acquired this mill site in Emigrant Canyon shortly after passage of the 1934 Gold Reserve Act caused the price of gold to jump from $20 to $35 an ounce. His strategy was to operate a custom mill for local mines, so both he and the . . . — — Map (db m212389) HM
198 ► California, Inyo County, Death Valley National Park — Keane Wonder Mine — “King of the Desert” —
Near Beatty Road.
Good fortune inspired the name “King of the Desert,“ coined for the Keane Wonder Mine by the Rhyolite Herald in 1911. The mine was discovered by Jack Keane and Domingo Etcharren in 1904. Producing over a million dollars in gold from 1904 to 1917, . . . — — Map (db m159260) HM
199 ► California, Inyo County, Death Valley National Park — Leadfield — Dreams and Schemes —
On Titus Canyon Road 15 miles west of Highway 374, on the right when traveling west.
The Roaring '20s, like the 1990s and early 2000s, fueled an age of excess and speculation, setting the stage for Leadfield, a town built on dreams of wealth. Lead deposits attracted prospectors to Titus Canyon as early as 1905, but . . . — — Map (db m195240) HM
200 ► California, Inyo County, Death Valley National Park — 773 — Old Harmony Borax Works —
On California Route 190 at Borax Mill Road, on the left when traveling north on California Route 190.
On the marsh near this point borax was discovered in 1881 by Aaron Winters who later sold his holdings to W. T. Coleman of San Francisco. In 1882 Coleman built the Harmony Borax Works and commissioned his superintendent J. W. S. Perry to design . . . — — Map (db m158971) HM

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Oct. 11, 2026