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[Third series of experiments with board trusses-shows appearance of bridge, after 168,000 lbs., in addition to the weight of the bridge, had stood on it for nine hours]
Summary
No. 38 (handwritten) and 2539 (stamped) on mount.
Forms part of Civil War photos, military construction and transportation in Northern Virginia and elsewhere / United States Military Railway Department (Library of Congress).
Tags
Date
01/01/1862
Contributors
Russell, Andrew J., photographer
United States. Army. Military Railway Service.
Source
Library of Congress
Copyright info
No known restrictions on publication.
