Pittsburgh Area Steel Mills
1 2 3 4 5 6 7 8 9 10 11 12 13
127 Total Pictures
Edgar Thompson Works, Night Fireworks 11-88
Edgar Thompson Works with a Lock and Westinghouse Bridge 9-88
Edgar Thompson Works with Lock and Dam 8-89 LF
Kennywood and Edgar Thompson Works 7-81 SF152-42
USS Duquesne Works, Dorothy 6 Blast Furnace SF132-31 3/81
Dorothy 6 Blast Furnace, Duquesne Works 3-81 SF132-27
Duquesne Works with Dorothy 6 3-88 LF
USS Duquesne Works, Dorothy Furnace SF257-30 11/82
Dorothy 6 Blast Furnace, Duquesne Works 4-88
Dorothy 6, Duquesne Works 3-88 SF539-25
