This document is undated, so a default date of 1889 is used.Description of Floating Log Bridge on the Schuykill River in Phiadelphi
This document is undated, so a default date of 1889 is used.Table of Linear Feet or Bridges and Tres...
This document is undated, so a default date of 1888 is used.Drawing of a Bridge Cross-section (undat...
This document is undated, so a default date of 1889 is used.List of Bridges and Spans - 3 page
This document is undated, so a default date of 1889 is used.Excerpt from the Description of the Harp...
This document is undated, so a default date of 1889 is used.History of Bridge over the Merrimac Rive...
This document is undated, so a default date of 1889 is used.Excerpts from a presentation n Philadelp...
This document is undated, so a default date of 1889 is used.Description of a Photograph of the Essex...
This document is undated, so a default date of 1889 is used.Note about Erie Railroad Bridge
This document is undated, so a default date of 1889 is used.Description of Bridges over the Connecti...
This document is undated, so a default date of 1889 is used.Historical Notes on Bridges - 2 page
This document is undated, so a default date of 1889 is used.Note about New York Railroad bridge
This document is undated, so a default date of 1889 is used.Sketch of connections for Bridge
This document is undated, so a default date of 1889 is used.List of Bridges on the Maine Central Rai...
This document is undated, so a default date of 1889 is used.Notes on Bridges - 3 page
This document is undated, so a default date of 1889 is used.Table of Louisville Nashville Railroad B...
This document is undated, so a default date of 1889 is used.Table of Linear Feet or Bridges and Tres...
This document is undated, so a default date of 1888 is used.Drawing of a Bridge Cross-section (undat...
This document is undated, so a default date of 1889 is used.List of Bridges and Spans - 3 page
This document is undated, so a default date of 1889 is used.Excerpt from the Description of the Harp...
This document is undated, so a default date of 1889 is used.History of Bridge over the Merrimac Rive...
This document is undated, so a default date of 1889 is used.Excerpts from a presentation n Philadelp...
This document is undated, so a default date of 1889 is used.Description of a Photograph of the Essex...
This document is undated, so a default date of 1889 is used.Note about Erie Railroad Bridge
This document is undated, so a default date of 1889 is used.Description of Bridges over the Connecti...
This document is undated, so a default date of 1889 is used.Historical Notes on Bridges - 2 page
This document is undated, so a default date of 1889 is used.Note about New York Railroad bridge
This document is undated, so a default date of 1889 is used.Sketch of connections for Bridge
This document is undated, so a default date of 1889 is used.List of Bridges on the Maine Central Rai...
This document is undated, so a default date of 1889 is used.Notes on Bridges - 3 page
This document is undated, so a default date of 1889 is used.Table of Louisville Nashville Railroad B...
This document is undated, so a default date of 1889 is used.Table of Linear Feet or Bridges and Tres...
This document is undated, so a default date of 1888 is used.Drawing of a Bridge Cross-section (undat...
This document is undated, so a default date of 1889 is used.List of Bridges and Spans - 3 page