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Displaying results 1 - 4 of 4 digital assets

Monongahela Suspension Bridge

Front Elevation of Allegheny Tollhouse

Allegheny Suspension Bridge

Ninth Street Bridge

Digital Object Type

Photograph (3)
Drawing (1)

Format

Names

Institute Archives and Special Collections (4)
Rensselaer Polytechnic Institute (4)

Subjects

Show all (24)
(-) Pittsburgh (Pa.) (4)
Allegheny River (Pa. and N.Y.) (3)
John Augustus Roebling (3)
Pittsburgh, PA (3)
suspension bridge (3)
Allegheny River (2)
engineering drawing (1)
Gustav Lindenthal (1)
Monongahela River (1)
Ninth Street Bridge (Pittsburgh, Pa.) (1)
tollhouse (1)
Washington Roebling (1)

Part of Collection

Roebling Collection (3)
Photograph Collection (1)

Date

1859 (2)
1890 (2)
1858 (1)
1860 (1)

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