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Box 34

 Container

Contains 12 Results:

Patent - Metallic Railroad Cars, 1860

 File — Box: 34, Folder: 11
Scope and Contents From the Sub-Series:

Material arranged alphabetically includes, correspondence, notes, publications and a manuscript for John A. Roebling’s book titled Long and Short Span Railway Bridges. The series is a miscellany of engineering designs and patents by John A. Roebling, and engineering topics not related to a specific Roebling project.

Dates: Created: 1860

Patent - George Herthel's Truss Bridge, 1866

 File — Box: 34, Folder: 12
Scope and Contents From the Sub-Series:

Material arranged alphabetically includes, correspondence, notes, publications and a manuscript for John A. Roebling’s book titled Long and Short Span Railway Bridges. The series is a miscellany of engineering designs and patents by John A. Roebling, and engineering topics not related to a specific Roebling project.

Dates: Created: 1866