Category:Historic American Engineering Record images of Pittsburgh, Pennsylvania
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Media in category "Historic American Engineering Record images of Pittsburgh, Pennsylvania"
The following 53 files are in this category, out of 53 total.
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Hot Metal bridge entrance.jpg 1,024 × 820; 178 KB
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Hot Metal bridge full.jpg 1,024 × 829; 85 KB
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HotMetalBridge.jpg 827 × 1,024; 162 KB
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Jones and Laughlin from Oakland.jpg 1,024 × 748; 174 KB
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Pier 4 and Span 5 Hot Metal bridge.jpg 1,024 × 825; 128 KB