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[Expedients for crossing streams, pocket auger used to construct the frames of the blanket boats]
[Photographs illustrative of operations in construction and transportation, as used to facilitate the movements of the Armies of the Rappahannock, of Virginia, and of the Potomac ...]
Salted paper print
28 x 29 cm
Library of Congress, Prints and Photographs Division
Call Number: LOT 9209 (H) (M) [P&P], LC-DIG-ppmsca-10339 (digital file from original photo, front) LC-DIG-ppmsca-10340 (digital file from original photo, back) LC-USZ62-90108 (b&w film copy neg.)
Boston : Wright & Potter Printers, 1863.