02215ckm a22004697a 4500 14360267 20250701181133.8 kh ||| cr ||||||||||| 060501q18611865|||nnn || kneng 14360267 0 ibc orignew u ncip 20 y-printpho qw20 2006 April; qw30 2017-09r 2006681124 LC-DIG-ppmsca-11691 DLC (digital file from original photograph) LC-B8184-10229 DLC (b&w film copy neg.) DLC eng dcrmg DLC LOT 11486-E, no. 10 Russell, Andrew J., photographer. New bridge over Potomac River on the Washington, Alexandria and Georgetown Railroad. Total length 5,104 feet [graphic]. [between 1861 and 1865] 1 photographic print : albumen. still image sti rdacontent unmediated n rdamedia sheet nb rdacarrier Caption continues: S. Seymour, chief engineer, C.B. Morse, constructing engineer, S.S. Post & Co., contractors. Title from item. Photograph showing a trestle railroad bridge across the Potomac River. No known restrictions on publication. Conserved; 001763.69 1974 Library of Congress Conservation Division. For treatment information, contact the Preservation Directorate. https://ask.loc.gov/preservation pda DLC Trestles 1860-1870. lctgm Railroad bridges 1860-1870. lctgm Potomac River 1860-1870. United States History Civil War, 1861-1865 Transportation. Albumen prints 1860-1870. gmgpc Russell, Andrew J. Military installations, activities, and views, Washington, D.C., Richmond, Va., and vicinity (DLC) 2004668758 Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA dcu http://hdl.loc.gov/loc.pnp/pp.print digital file from original photograph ppmsca 11691 p http://hdl.loc.gov/loc.pnp/ppmsca.11691 pp/cph pp/diof pp/civwar c-P&P obj.