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Division of Work and Industry Lantern Slide Collection
Alfred Victor Verville Papers
Superconducting Super Collider Collection
186.20 Map, canal system of New York state
Photograph of Unites States troops in a boat
Photograph of United States Army transportation Chateau Thierry
3319.3 Moving train United States 640 down hill
Suspension, United States, Miscellaneous
22-30 Proposed North Railroad Bridge over Hudson, New York City, 6 Tracks
22-35 Point Bridge, Pittsburg
22-37 Ninth Street Bridge, Pittsburgh, Pennsylvania, Self Enclosed Suspension Bridge
22-38 Seventh and Ninth Street Bridges Taken from Fulton Building
22-40 Suspension Bridge, Indian River
22-68 Cable Spinning, Bridge Unknown
53-103 Bear Mountain Bridge View from East End
53-104 Proposed North River Bridge
53-105 Proposed North River Bridge
53-107 Comparative Cable Sections of Various Suspension Bridges
Gg-1 Mill Creek Park, Youngstown, Ohio, Stiffened Suspension Bridge
Gg-3 The Essex-Merrimack Bridge