| Maryland (Harford County), Aberdeen — ENIAC |
| | The first large-scale, general-purpose electronic digital computer, ENIAC (electronic numerical integrator and computer) was delivered to the U.S. Army's Ballistic Research Laboratory (BRL), Aberdeen Proving Ground, in 1947. Built by the University of Pennsylvania under an Army Ordnance Corps contract with technical supervision by BRL, ENIAC calculated artillery firing tables and performed computations on scientific problems until decommissioned in 1955. — Map (db m5434) |
| Maryland (Harford County), Aberdeen — Aberdeen Proving Ground |
| | ← Four Miles. Military reservation of 55000 acres of land and water. The Ordinance Department, U. S. Army operates here; the Army Proving Ground for Arms, Ammunition and Automotive Equipment; the Ballistic Research Laboratory; the Ordinance School. Established 1917. — Map (db m1260) |
| Maryland (Harford County), Aberdeen — Colony Of Maryland — 1634–1776 |
| | Maryland founded as a Proprietary Colony by Lord Baltimore, March 25, 1634.
Religious toleration established by Act of Assembly, 1649.
Mason-Dixon Line surveyed 1763-1767.
The British Stamp Act repudiated, 1765.
"Peggy Stewart" Tea Party, Annapolis, 1773.
Maryland signed Declaration of Independence July 3, 1776. — Map (db m21) |
| Maryland (Harford County), Aberdeen — Hall’s Cross Roads |
| | At intersection of Old Post Road (established 1666) and Bush Neck Road (1670) were a tavern and relay point for stagecoaches in 18th Century. In 1835 nearby stop on Philadelphia, Wilmington and Baltimore Railroad was named for Aberdeen, Scotland, birthplace of the first station master. Hall’s Cross Roads, Mechanicsville and Aberdeen incorporated as Aberdeen in 1893. — Map (db m1258) |
| Maryland (Harford County), Aberdeen — Old Post Road: Spesutia P. E. Church |
| | Old Post Road Established 1666. Founded in 1671. First church erected at Gravelly near Michaelsville. The three succeeding churches erected on the present location. One mile south of this point, colonial vestry house erected 1766. — Map (db m1264) |
| Maryland (Harford County), Aberdeen — Spesutia Church — St. George’s Parish — Episcopal |
| | Founded in 1671 at Gravelly, where original wooden structure no longer stands (about 2 miles southeast, on Aberdeen Proving Ground). Parish moved here in 1718. Present church, erected in 1851, is third on this site. Brick Vestry House here dates from 1766. Early graves were moved from Gravelly.
The name Spesutia is derived from the Latin for Utie’s Hope, 17th century Manorial Grant to Colonel Nathaniel Utie. — Map (db m1263) |
| Maryland (Harford County), Aberdeen — State Of Maryland — 1776–1964 |
| |
General Washington resigned his commission at Annapolis, December 23, 1783. American Revolution officially ended by Congress meeting in Annapolis, January 14, 1783. District of Columbia given to Nation, 1791. Francis Scott Key wrote "The Star-Spangled Banner," Baltimore, September, 1814. Nation's first national highway, railroad, and telegraph established in Maryland. — Map (db m25) |
| Maryland (Harford County), Aberdeen — This is a Section of “The General’s Highway” |
| | Route of General Washington’s trimphant journey, December 2-23, 1783, New York to Annapolis, to resign as Commander-In-Chief of the first American Army.
Originally erected 1932 by Dorsey Chapter N.S.D.A.R. to commemorate George Washington Bi-Centennial. — Map (db m1267) |
| Maryland (Harford County), Aberdeen Proving Grounds — Spesutia Island |
| | The name is derived from the Latin for Utie's Hope, a 2,300-acre manorial grant in 1661 to Col. Nathaniel Utie, for whom this island was surveyed in 1658. Settling here from Virginia, Utie traded with the Indians, became a member of the Maryland Governor's Council and represented Lord Baltimore in a boundary dispute with the Dutch in Delaware. A peace treaty with the Susquehannoughs was signed on the island by Gov. Philip Calvert and his council May 16, 1661. A house built by Utie at this end of the island no longer stands. — Map (db m4707) |
| Maryland (Harford County), Abingdon — “Constant Friendship” |
| | Acquired 1761 by Colonel Thomas White (1704–1779). Largest colonial landowner in this part of Maryland. Deputy Surveyor-General of Baltimore (then including Harford) County. Father of Bishop William White, first presiding Bishop of the Episcopal Church and Chaplain of the Continental Congress. — Map (db m1281) |
| Maryland (Harford County), Abingdon — “The Bush Declaration” — Harford Town |
| | County Seat of Harford County from its origin March 1774, until March, 1783. Here the first Declaration of Independence ever adopted by an organized body of men duly elected by the people was proclaimed on March 22, 1775. — Map (db m1246) |
| Maryland (Harford County), Abingdon — Captain John Smith |
| | Captain John Smith in 1608 ascended this river to this point. On his map he called it after his home in England “Willowbyes Flu” or river. Now Bush River. — Map (db m1229) |
| Maryland (Harford County), Abingdon — Harford Town, or Bush |
| | The French Troops of Count de Rochambeau in five divisions camped here at the end of August 1782—the 22nd camp on the return march from the Yorktown victory to the north. — Map (db m1248) |
| Maryland (Harford County), Abingdon — Old Post Road: Cokesbury College |
| | Old Post Road Established 1666. The first Methodist college in the world established at Abingdon June 5, 1785 by Bishops Thomas Coke and Francis Asbury. Destroyed by fire December 4, 1796, located 175 yards east of this point. — Map (db m1233) |
| Maryland (Harford County), Abingdon — Old Post Road: Gov. William Paca |
| | Old Post Road Established 1666. Signer of the Declaration of Independence. Born October 31, 1740 on Chilberry Hall Farm 1¼ miles south of here. Died October 27, 1799. — Map (db m1249) |
| Maryland (Harford County), Abingdon — Site of “Old Baltimore” |
| | The first County Seat of Baltimore County, 1659 to 1700, was located on Bush River. In 1683 it was made a Port of Entry by the Maryland Assembly. — Map (db m1230) |
| Maryland (Harford County), Abingdon — This Tablet |
| | This tablet marks the site of the building in which were held the Courts of Harford County from its organization in March 1774 until March 1783. In this house the Committee of Harford County held its meetings before and during the early years of the Revolution. Here, at a meeting held on the 22nd day of March 1775, the following members of the Committee passed and signed a formal Declaration pledging their lives and fortunes to the cause, which, a year later, resulted in the Declaration of . . . — Map (db m1251) |
| Maryland (Harford County), Bel Air — Bel Air — County Seat of Harford County — Established 1783 |
| | Court House erected 1791. Burned and re-erected 1858. Enlarged 1904. Portraits of notable men born in Harford adorn court room, including Edwin Booth, who gave his first theatrical performance there. — Map (db m1225) |
| Maryland (Harford County), Bel Air — Bel Air — Southern Sympathizers Sought |
| | On July 31, 1861, 300 men from the 12th Pennsylvania Infantry under Capt. Daniel Leasure marched into Bel Air to arrest Southern sympathizers and confiscate weapons from local militia units. The troops halted at the courthouse square, then dispersed to do their work. They blocked all of the roads leading to and from Bel Air and rounded up local citizens including Capt. Archer Jarrett of the Harford Light Dragoons, Henry Farandis, former state senator, and Thomas Hays, merchant. They arrested . . . — Map (db m1227) |
| Maryland (Harford County), Bel Air — Built 1898 Liriodendron |
| | A palladian-style summer home built for Dr. & Mrs. Howard A. Kelly. Now a multi-use historical cultural and educational center for Harford County.
← — Map (db m3885) |
| Maryland (Harford County), Bel Air — Medical Hall — Two miles north of this point |
| | Birthplace and home of Dr. John Archer, 1741-1810. First gradate of medicine in America, signer of the Bush Declaration March 22, 1775. Member of Congress 1802. One of the founder of the Medical and Chirurgical Faculty of Maryland. Father of five physicians. — Map (db m1236) |
| Maryland (Harford County), Bel Air — Sacred to the Memory of the Men of Harford County |
| | Sacred to the memory of the men of Harford County who made the supreme sacrifice during the World War. — Map (db m2643) |
| Maryland (Harford County), Bel Air — Saint Ignatius Church — Hickory, Maryland |
| | Oldest Roman Catholic Church in continuous use in the Archdiocese of Baltimore. Completed in 1792 by Sylvester Boarman, S.J., while in charge of the nearby Jesuit Mansion of St. Joseph at Priest’s Ford. Early pastors of the church served Charles Carroll of Carrollton and his neighbors in the Chapel of Doughoregan Manor, Howard County. St. Ignatius is the mother church of six others in Baltimore, Cecil and Harford Counties. — Map (db m1254) |
| Maryland (Harford County), Bel Air — The Hays House — Built 1788 |
| | One of the earliest buildings in Bel Air. Enlarged in 1814 by Thomas A. Hays (1780–1861), an attorney, landowner and entrepreneur. Moved to present location in 1960. Retains original interior features and woodwork, weatherboard and shutters. — Map (db m1222) |
| Maryland (Harford County), Bel Air — Tudor Hall |
| | The home of the noted actor Junius Brutus Booth, the elder. Birthplace of his children. His son Edwin Booth was born here November 13, 1833. — Map (db m1216) |
| Maryland (Harford County), Belcamp — Sophia’s Dairy — (Probably Sophia’s Dowry) |
| | Left by Captain Hall of Cranberry in 1737 to his daughter Sophia, who married Colonel Thomas White, father of Bishop William White of Philadelphia, Mrs. Robert Morris and Sophia, who married Aquilla Hall. He built this house in 1768, one of the finest colonial buildings in Harford County. — Map (db m1261) |
| Maryland (Harford County), Churchville — Calvary United Methodist Church |
| | Established in 1821 by Richard Webster and in continuous use, the Calvary United Methodist Church is a rare example of an early Methodist Meeting House. It is constructed of stone from a local quarry and retains its original floor plan, including a slave gallery accessed by a separate entrance, and such features as pews, hardware and later gas light fixtures. — Map (db m1490) |
| Maryland (Harford County), Churchville — Churchville |
| | Formerly called “Lower Cross Roads.” Council of Safety met here 5 April 1775. Considered as site for county seat 1781.
George Washington passed 6 May 1775 on way to be made Commander-in-Chief of Army.
Lafayette and his troops marched past 15 April 1781 on the way to Virginia. Part of Rochambeau’s Troops passed through Sept. 1781 toward Yorktown. — Map (db m1243) |
| Maryland (Harford County), Darlington — Conowingo |
| | An Indian name meaning “at the falls.” Captain John Smith ascended the Susquehanna River in 1608, to the head of tidewater. He named the first rapids “Smiths Falls.” — Map (db m1240) |
| Maryland (Harford County), Darlington — Lafayette at Colonel Rigbie’s House |
| | Had Lafayette failed in quelling the mutiny of his troops here on Friday, April 13, 1781, the Battle of Yorktown might never have been fought. — Map (db m1286) |
| Maryland (Harford County), Fallston — Annie McGann Cumpston — 1/7/97 - 3/23/03 |
| | Annie was a six year old child who was killed by a drunk driver while crossing the street with her family as they left the Circus. She was known as "Momma Annie" since she always cared for others before herself. Annie loved everyone and everyone loved Annie. Her tragic loss brought together family and friends to create this beautiful place now known as "Annie's Playground." The heartfelt efforts and overwhelming response by sponsors and volunteers have made "Annie's Playground" one of the . . . — Map (db m13263) |
| Maryland (Harford County), Havre de Grace — A Crucial Connection — Wetlands are the vital link between land and water. |
| | Wetlands are a beautiful place to visit. Brightly colored flowers and a variety of birds are just some of the wonderful things to see in a wetland. water rushes off the land in a storm. When the water reaches the wetlands, plants help to slow the water's flow. Then, the spongy soil absorbs the extra water, reducing flooding. Water rushing off the land carries soil, trash and chemicals to the bay. Wetland plants trap this pollution, reducing erosion and keeping the bay clean. The Chesapeake . . . — Map (db m9696) |
| Maryland (Harford County), Havre de Grace — A Perfect Location |
| | Prior to roads and rails, water was the most significant transportation mode in the growth of our nation's emerging economy. Situated at the juncture of the Susquehanna River and the Chesapeake Bay, the town of Havre de Grace grew and prospered. Blessed with good geography, Havre de Grace was destined to become a hub of local transportation and commercial activity. Old Post Road, also known as Route 7, was the original overland link between Philadelphia and Baltimore. The ferry used to . . . — Map (db m9699) |
| Maryland (Harford County), Havre de Grace — America's 25th Earth Day |
| | On this site President William J. Clinton and Vice President Albert Gore, Jr. delivered addresses in celebration of America's 25th Earth Day April 21, 1995 — Map (db m8186) |
| Maryland (Harford County), Havre de Grace — Birds by the Bay |
| | Herons, ducks, and geese gather along the shores and on the waters of the Chesapeake Bay. A Great Blue Heron has caught a fish to eat. Who is this? Domesticated geese are not native to this area. They are from Europe and Asia. The geese probably escaped from a farm and now lives here. Look for American coots spread out in a flock on the water from November to March. Mallard ducks are searching for seeds, snails, insects, and small fish to eat. A Ring-billed gull drops a clam in hopes of . . . — Map (db m9695) |
| Maryland (Harford County), Havre de Grace — Concord Point Lighthouse — Havre de Grace, Md. |
| | Erected at the mouth of the Susquehanna River in 1827, it is the oldest lighthouse in continuous operation in the United States. Now under automatic control, it was manned by the O’Neill Family until 1928. John O’Neill was named as the first lighthouse keeper in recognition his heroic defense of Havre de Grace against the British during the War of 1812. — Map (db m1485) |
| Maryland (Harford County), Havre de Grace — Dangerous Waters |
| | On the point where the mighty Susquehanna River meets the Chesapeake Bay stands the lighthouse that protected vessels from dangerous waters for 148 years.
Built in 1827 to protect vessels from dangerous shoals and currents at the mouth of the Susquehanna River, the Concord Point Lighthouse served faithfully until it was decommissioned by the U.S. Coast Guard in 1975. In 1979, The Friends of Concord Point Lighthouse formed to preserve the lighthouse and keep a light burning in the tower.
. . . — Map (db m1488) |
| Maryland (Harford County), Havre de Grace — Enjoy the Havre de Grace Promenade |
| | Stroll along our boardwalk, stop and listen to the ducks splashing in the water, feel the bay breeze on your cheek, and search the horizon for boats drifting on the water. — Map (db m9705) |
| Maryland (Harford County), Havre de Grace — Havre de Grace — War of 1812 |
| | Here on the morning of May 3, 1813, British Forces under Admiral Cockburn landed, sacked, and burned the town. The principal defenses were two small batteries on Concord Point. The “Potato Battery” on high ground was manned to the last by John O’Neill. — Map (db m1273) |
| Maryland (Harford County), Havre de Grace — Havre de Grace Racetrack |
| | In operation from 1912 to 1950 and nicknamed “The Graw.” The Harford Agricultural and Breeders Association racetrack was one of four one-mile thoroughbred racecouses in Maryland and reflected Harford County’s status as a breeding center for thoroughbreds. Man O’ War won the Potomac Handicap here in 1920, setting a track record. En route to the
Triple Crown in 1948, Citation lost his only race that year, to a local horse, Saggy. The clubhouse and grandstand remain. — Map (db m1269) |
| Maryland (Harford County), Havre de Grace — How a Lock Works |
| | Instead of following the slope of the land, as rivers and streams do, a canal periodically takes a vertical step between long stretches of flat water. Locks were constructed at each vertical step to accomplish moving barges up and down between each of the long stretches of flat waterway. The vertical step at this lock is 12 feet. The lock’s hand–operated mitre gates, while simple in concept, required close attention and experience to operate.
At the boatman approached a lock, he . . . — Map (db m1493) |
| Maryland (Harford County), Havre de Grace — John O'Neill |
| | This cannon of the War of 1812 marks the site of the battery on Concord Point where John O'Neill 1769-1838 served the guns single handed during the British attack upon Havre de Grace May 3, 1813 until disabled and captured.
He was released from the British frigate Maid Stone through the intercession of his young daughter, Matilda, to whom Admiral Cockburn gave his gold-mounted snuff-box in a token of her heroism. As a tribute to the gallant conduct of her father, the citizens of . . . — Map (db m8182) |
| Maryland (Harford County), Havre de Grace — Keeper of the Light |
| | Each night he left his house to climb the 27 stairs and 6 rung iron ladder to the top of the lighthouse. And he did this three times a night to refill the oil that kept the light burning and the ships safe.
This is the house of the Keeper of the Light, built in 1827, just after the Concord Point Lighthouse was built. The same man who built the lighthouse, John Donohoo, also built the house. The original plans called for a solid, simple house 34 feet by 20 feet with an attached . . . — Map (db m1777) |
| Maryland (Harford County), Havre de Grace — Lower Susquehanna Heritage Greenway |
| | Ribbons of green along our shores... The Lower Susquehanna Heritage Greenway connects natural and historical areas along both shores of the Susquehanna River. Havre de Grace is located on the southwest end of this greenway. Discover Havre de Grace Stroll along our streets and enjoy our museums and shops. The City of Havre de Grace has a rich history... In the late 1700s a small town was forming at the junction of the Susquehanna River and the Chesapeake Bay. By 1798 the . . . — Map (db m9704) |
| Maryland (Harford County), Havre de Grace — Lure of the Chesapeake |
| | Canvasback ducks float quietly on the water The hunter waits Flocks of ducks appear in the sky, cup their wings and drop down to the waiting canvasbacks The hunter's ploy has worked For it was not real canvasbacks that lured the ducks but well crafted decoys The Havre de Grace Decoy Museum is home to one of the finest collections of working decoys from the Chesapeake Bay area. The museum opened its doors in 1986 and through exhibits, education, and conservation the legacy of . . . — Map (db m9694) |
| Maryland (Harford County), Havre de Grace — Luxury on the Bay |
| | Listen, and you can almost hear the jazz music and smell the roasting duck. Edward F. Piersol conceived the idea for the Bayou Hotel and was the first owner. The hotel, considered lavish for a small town was built with field stone from Harford County and completed in 1921. Each of the sixty rooms had a private bath, (a luxury for that time) and most rooms had a view of the water. Other extravagances included a parking garage and the indoor pool that is now part of the Havre de Grace Decoy . . . — Map (db m9693) |
| Maryland (Harford County), Havre de Grace — Matilda O'Neill Home |
| | During the War of 1812, the British sailed up the Chesapeake Bay. After laying siege to Washington, D.C. and burning the White Housee, and having been held at bay by the patriots in Baltimore, they proceeded to Havre de Grace. Most of the residents fled in fear, but Lt. John O'Neill single-handedly defended the town. He was wounded, captured, and imprisoned on the British ship Maidstone. The town was sacked, and burned, with only two houses and the Episcopal Church spared. O'Neill's fifteen . . . — Map (db m25562) |
| Maryland (Harford County), Havre de Grace — Old Post Road: Count Rochambeau’s Troops |
| | Old Post Road Established 1666. Count Rochambeau’s troops camped here September 9, 1781 after having crossed the Susquehanna River on their way to the siege of Yorktown, Va. — Map (db m1271) |
| Maryland (Harford County), Havre de Grace — Old Post Road: Susquehanna Lower Ferry |
| | Old Post Road Established 1666. Public Ferry ordered established by the Council of Maryland 1695 for travel between north and south. General Washington and many notable men used this ferry, also, the Continental Army and soldiers of War Between the States. — Map (db m1275) |
| Maryland (Harford County), Havre de Grace — President William J. Clinton |
| | On this site President William J. Clinton and Vice President Albert Gore, Jr. delivered addresses in celebration of America's 25th Earth Day April 21, 1995 — Map (db m9702) |
| Maryland (Harford County), Havre de Grace — Rochambeau Plaza |
| | Named for the French General whose troops passed through here in 1781 en route to Yorktown. Records of the French Army noted plans were underway for a town at this place when the troops returned from Yorktown in 1782. — Map (db m1274) |
| Maryland (Harford County), Havre de Grace — Rock Run |
| | Rock Run House, the home of Brigadier-General James J. Archer, who resigned from the United States Army to join the Confederacy. Wounded and captured at Gettysburg July 1, 1863, General Archer died in Richmond October 24, 1864, shortly after his exchange. — Map (db m1242) |
| Maryland (Harford County), Havre de Grace — Rock Run Landing |
| | Part of “Land of Promise” tract. Original mill (1760), present grist mill (1794), first Susquehanna River Bridge (1818) and Barge Canal (1839) made through this hamlet a thriving commercial center. Surviving are Miller’s House, the Mill, Toll House and Owner’s Mansion (1804). Remains of canal and bridge piers are also visible. — Map (db m1241) |
| Maryland (Harford County), Havre de Grace — Rock Run Mill |
| | The Rock Run Mill was built in 1794 by John Stump, a prominent businessman, on land originally known as “Land of Promise.” The mill was in continuous operation until 1954. It is one of the oldest mills still standing in Harford County.
The building was restored by the State of Maryland in 1965. The huge water wheel, which drives the French-made mill stones, is an exact replica of the original. The water wheel turns from the weight of the water filling the buckets. Although it . . . — Map (db m1295) |
| Maryland (Harford County), Havre de Grace — Susquehanna River/Chesapeake Bay |
| | This marker signifies the point where the beautiful Susquehanna River completes its 444 mile journey to meet the Chesapeake Bay Presented to City of Havre de Grace by the Susquehanna River Basin Commission May 18, 1995 — Map (db m9703) |
| Maryland (Harford County), Havre de Grace — The Concord Point Light Keeper’s House and Property |
| | 1827-1920. Constructed by John Donahoo of Havre de Grace, Builder of Twelve Maryland Light Houses.
The house and property were sold by the U.S.
Government in April 1920 as the light had been automated and a resident keeper was no longer necessary. The house was a residential rental property until the mid 1930s when it was converted to a restaurant. A long outbuilding to the south became a bar and dance hall. the property changed hands nine times between 1920 and 1988 when it was . . . — Map (db m1489) |
| Maryland (Harford County), Havre de Grace — The Lock House |
| | The Lock House is located at the southern terminus of the Susquehanna and Tidewater Canal, which operated from 1840-1897. The canal was pivotal in the development of the Lower Susquehanna River Valley. It connected with the Pennsylvania Canal at Columbia and the Conestoga Canal at Safe Harbor, opening central Pennsylvania to trade with Baltimore and Philadelphia. The Lock House built in 1840, served as the toll collector’s office and home of the lock tender. — Map (db m1492) |
| Maryland (Harford County), Havre de Grace — The Susquehanna and Tidewater Canal |
| | The 45-mile long Susquehanna (PA) and Tidewater (MD) Canal ran from Wrightsville, Pennsylvania to Havre de Grace, Maryland. The canal was built between 1835 and 1839 in order to improve commerce on the Susquehanna River. The new canal would connect the extensive Pennsylvania canal system with tidewater ports—primarily Baltimore and Philadelphia.
The flat-bottomed canal boats averaged 65 feet in length and hauled as much as 150 tons. A pair of mules walking in single file would . . . — Map (db m1494) |
| Maryland (Harford County), Havre de Grace — Welcome to Our Wetland Home |
| | Along the shores of the Chesapeake Bay wetlands provide a home for many different animals. Listen...Look...can you find the animals that call this special place home? Look Up! Can you find the snake? Black rat snakes are skilled climbers searching in trees for birds and eggs to eat. Also look for black rat snakes along the shoreline where they may be hunting frogs and small mammals. This snake is not poisonous but instead wraps its long body around an animal and squeezes . . . — Map (db m9701) |
| Maryland (Harford County), Jarrettsville — Harford County Sheriff's Office |
| | Dedicated to those who serve
Courage Honor and Integrity in the Pursuit of Justice
In Memoriam
Frank Bateman
06-10-1899
DFC William H. Beebe
11-28-2006 — Map (db m5848) |
| Maryland (Harford County), Joppatowne — “Olney” |
| | Surveyed as “Prospect ye 29th August 1705 for Thomas Preston.” Named changed to “Olney” in 1810 by Mrs. John Norris, an admirer of Cowper, the poet, and his friend the Reverend John Newton, who lived at Olney, England. — Map (db m1257) |
| Maryland (Harford County), Joppatowne — Harry Gilmor’s Raid |
| | On July 10, 1864, Major Harry Gilmor’s Confederate cavalry camped in this building (an old stage coach headquarters) on his way to burn the Pennsylvania R. R. bridge across the Gunpowder, where he captured General W. B. Franklin. — Map (db m1252) |
| Maryland (Harford County), Joppatowne — Joppa Town |
| | → 2 Miles → County seat of Baltimore County from 1712 to 1768. Once a rival of Baltimore, an important point for shipping tobacco and a Port of Entry. Benjamin Rumsey, first Chief Judge of the Court of Appeals lived here. — Map (db m1232) |
| Maryland (Harford County), Joppatowne — Rumsey Mansion |
| | The colonial home of Benjamin Rumsey, influential landowner and member of the First Continental Congress. Erected in 1720-24 with bricks imported from England. It remains an outstanding example of Colonial Georgian architecture. — Map (db m1231) |
| Maryland (Harford County), Kingsville — Jerusalem Mills |
| | Established 1772 by David Lee a Quaker from Bucks County, Pennsylvania. A gun manufactory back of the mill furnished guns for the Revolution in 1776. The original tract called Jerusalem patented 1687. — Map (db m1253) |
| Maryland (Harford County), Monkton — Ladew Topiary Gardens — and Pleasant Valley House |
| | Henry Scarff acquired land here about 1747 and soon built a four-room house. Descendants added the three story center section by 1849. Harvey S. Ladew bought the house and property known as Pleasant Valley Farm from a Scarff descendant in 1929. Ladew added wings and a portico, greatly enlarging the house. He designed and planted magnificent topiary gardens that are now known world wide, and collected rare plant material with which to furnish his imaginative series of garden rooms. — Map (db m1522) |
| Maryland (Harford County), Street — “Indian Spring” |
| | Count de Rochambeau’s heavy artillery and baggage train camped near this point September 10, 1781. After fording the Susquehanna River at Bald Friar they proceeded to Bush to join the main troops. — Map (db m1283) |
| Maryland (Harford County), Street — Capt. Angus Greme |
| | One of two officers in Lafayette’s Army who, according to tradition, were so struck with the view from here that they vowed to return after the Revolution. Greme did settle nearby with his family and in 1850 he was buried beside Trappe Church, then a Chapel of Ease (established 1760) of St. George’s Episcopal Parish. Present stone building dates from 1875. — Map (db m1303) |
| Maryland (Harford County), White Hall — Black Horse Tavern |
| | George Washington stayed here the night of June 5, 1773 on his way back to Mt. Vernon from Columbia College, New York, where he had left his stepson Jackie Custis. — Map (db m1408) |
| Maryland (Harford County), Whiteford — Peach Bottom Slate Region |
| | Peach Bottom Slate, first used 1734, is the oldest in America. The first commercial cut having been made 1785 by workmen who were primarily Welsh. At the London Crystal Palace Exposition, 1850, Peach Bottom Slate was judged best in the world. — Map (db m1285) |
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