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Subject
- Bridges--Design and construction.[remove]6
- Engineering.3
- George Washington Bridge (New York, N.Y.)3
- Construction workers--New York (State)--New York.2
- New York (N.Y.)--Buildings, structures, etc.2
- New York (N.Y.)--Description and travel.2
- Altitudes.1
- Brooklyn Bridge (New York, N.Y.)1
- Hotel St. George (Brooklyn, New York, N.Y.)1
- Hudson River (N.Y. and N.J.)1
- Labor--New York (State)--New York.1
- Lehman, Herbert H. (Herbert Henry), 1878-1963.1
- New York (N.Y.)--Aerial film and video footage.1
- Railroad trains--New York (State)1
- Roads--Design and construction.1
- Skyscrapers--New York (State)--New York.1
- Urban transportation.1
- Washington Heights (New York, N.Y.)1