Bollman iron truss bridge, B & O Railroad 1869, Savage Maryland National Historic Landmark, last surviving iron RR bridge in USA

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Bollman iron truss bridge, B & O Railroad, 1869, Savage Maryland, National Historic Landmark, last surviving example of iron railroad bridge in USA. Was first sturcture designated a National Historic Civil Engineering Landmark

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Size: 4400px × 2933px
Photo credit: © Philip Scalia / Alamy / Afripics
License: Licensed
Model Released: No

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