©
10 K: Henry Clay Iron Furnace, Coopers Rocks WV
©
10 K: Thompson 2
©
10 K: Republic Coke Ovens
©
10 K: Orient Mine
©
10 K: Shoaf Pa
©
10 K: Shoaf Pa
©
10 K: Robena Mine Memorial
©
10 K: Fayette Furnace
©
10 K: Wharton Furnace
©
10 K: Buck's Run Furnace
©
10 K: Darr Mine Memorial
©
10 K: Darr Mine
©
10 K: Marianna MINE NO. 58
©
10 K: Crucible Mine Tipple
©
10 K: Mt. Braddock Mine
©
10 K: Isabella River Loadout
©
10 K: Tipple at Allison
©
10 K: Allison Coke Ovens
©
10 K: Coke Ovens
©
10 K: Eureka No 40 Mine
©
10 K: Shoaf PA
©
10 K: Coke Ovens
©
10 K: Scalp Level PA
©
10 K: Scalp Level PA
©
10 K: Eureka No 40 Mine
©
10 K: Uniondale / Reid Brothers Coke Works
©
10 K: Greenwood Furnace State Park
©
10 K: Coke Ovens, Carpentertown PA
©
10 K: Abandoned Bridgeport Mine Building