ASM International Historical Landmarks Historical Markers

By Darren Jefferson Clay, May 15, 2021

Alisa Blast Furnaces Marker

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1 ► Alabama, Jefferson County, Birmingham — Sloss Blast Furnaces — National Historic Landmark —

Sloss Blast Furnaces has been designated a National Historic Landmark. This site possesses national significance in commemorating the history of the United States of America. 1981. ASM International has designated Sloss Furnaces an . . . — — Map (db m173375) HM

2 ► California, Orange County, San Juan Capistrano — Metalworking Furnaces — Mission San Juan Capistrano — Has been Designated an Historical Landmark by ASM International —

The two furnaces at this site, circa 1790's, are the oldest existing metalworking structures in California. They were used for the production of wrought iron, thereby introducing the natives living here to the Metal Age. Previously, only skills in . . . — — Map (db m195045) HM

3 ► California, Santa Clara County, San Jose, Almaden — New Almaden Quicksilver Mine —

New Almaden Quicksilver Mine has been designated an historical landmark by American Society for Metals. Discovered in November 1845, it was the first workable quicksilver mine in North America and preceded the Coloma Gold Discovery of January 1848 . . . — — Map (db m15055) HM

4 ► California, Shasta County, Shasta Lake — Heroult Electric Arc Furnace —

ASM International - The Materials Information Society - has designated Heroult Electric Arc Furnace an Historical Landmark. In 1907, at Shasta County, the first electric arc furnace in the western hemisphere was utilized for the direct production . . . — — Map (db m70327) HM

5 ► Connecticut, New Haven County, Hamden — Eli Whitney Armory —

ASM International - The Materials Information Society - has designated the Eli Whitney Armory an historical landmark. "On this site between 1798 and 1825, Eli Whitney built the first significant independent American armory. The development of . . . — — Map (db m28750) HM

6 ► Idaho, Butte County, Arco — EBR-I —

EBR-I World’s first Nuclear Power plant — — Map (db m103900) HM

7 ► Kentucky, Kenton County, Covington — John A. Roebling Bridge —

John A Roebling (1806-1869), pioneer civil engineer, was the designer and builder of the Covington-Cincinnati Suspension Bridge which was completed in 1866. It served as the prototype for Roebling’s design of the Brooklyn Bridge, which was complete . . . — — Map (db m55563) HM

8 ► Massachusetts, Plymouth County, Wareham — Tremont Nail Factory —

Left side Inscription Tremont Nail Company has been designated a National Historical Landmark by American Society for Metals Established in 1819, Tremont Nail Company had made nails continuously for more than 150 years, and one of the few . . . — — Map (db m85626) HM

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9 ► Missouri, Phelps County, St. James — Maramec Iron Works —

Here stood the historic Maramec Iron Works, completed in 1829. Fueled by charcoal from the surrounding forest, powered by the nearby Maramec Spring. By the middle of the century this former tribal land of the Shawnees was one of Phelps County's . . . — — Map (db m157926) HM

10 ► New York, New York County, Manhattan, Liberty Island — The New Colossus — A Sonnet to the Statue of Liberty —

Not like the brazen giant of Greek fame, with conquering limbs astride from land to land; here at our sea-washed, sunset gates shall stand a mighty woman with a torch, whose flame is the imprisoned lightning, and her name Mother of Exiles. From her . . . — — Map (db m149136) HM

11 ► Pennsylvania, Allegheny County, North Braddock — Edgar Thomson Plant — U.S. Steel Mon Valley Works —

ASM International The Materials Information Society Has Designated Edgar Thomson Plant U.S. Steel Mon Valley Works An Historical Landmark “Built in 1873 by Andrew Carnegie, the Edgar Thomson Plant pioneered numerous technological . . . — — Map (db m99443) HM

12 ► Pennsylvania, Chester County, Phoenixville — Phoenix Iron & Steel Company —

ASM International The Materials Information Society has designated Phoenix Iron & Steel Company A Historic Landmark “Established in 1783, from a modified grist mill, the Phoenix Iron & Steel Works was the site of many metalworking . . . — — Map (db m23710) HM

13 ► Pennsylvania, Fayette County, Brownsville — Brownsville - Route 40 Bridge —

ASM International has designated Brownsville - Route 40 Bridge an historical landmark. This bridge, designed by and built under the supervision of Capt. Richard Delafield in 1839 to improve the "National Road", is the first cast iron bridge to be . . . — — Map (db m252) HM

14 ► Pennsylvania, Fayette County, Brownsville — Dunlap’s Creek Bridge —

An integral part of the National Road, this was the first metal arch bridge in the United States, built 1836-39. Replacing several earlier bridges on this site, including an 1809 Finley suspension bridge, this 80-foot span was built of cast iron by . . . — — Map (db m251) HM

15 ► Pennsylvania, Huntingdon County, Belleville, Jackson Township — Greenwood Furnace —

Built about 1837 to supply iron to Freedom Forge near Lewistown. Restored stack, the Church, Big House, and store common to iron making communities remain. Works closed 1904, the last to operate in this region. — — Map (db m90809) HM

16 ► Virginia, Richmond, Gambles Hill — Tredegar Iron Works —

Tredegar Iron Works has been designated a National Historic Landmark by American Society for Metals Chartered in 1837, Tredegar Iron Works was a major supplier of armament to the Confederacy during the Civil War. The foundry cast more . . . — — Map (db m75317) HM