Railroad bridges -- United States.
Subject
Subject Source: Library of Congress Subject Headings
Found in 1 Collection or Record:
Cooper Bridge Plan collection
Collection — Multiple Containers
Identifier: 4709
Abstract
Consists mainly of letters (194 items) and drawings (ca. 150) sent to Theodore Cooper, giving him information for the important paper on American railroad bridges which he published in Transactions of the American Society of Civil Engineers in 1889. Also contains notes, sketches, and a few photographs.
Dates:
Majority of material found within 1887 - 1889