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 File — Box: 7, Folder: 10

"Clarks Ferry bridge, October 1850 / by John A. Roebling" ; "R.R. bridges over the Miami and Wabach on the Ohio & Mississippi R.R." ; "R.R. br. of 1000 feet span over the Kentucky River, 1857", Notebook,, 1850-1851

Dates

  • 1850-1851

Language of Materials

From the Collection:

English