| A.J. Russell Construction department laying track, Bitter Creek Valley [Union Pacific R.R. views, across the continent, west from Omaha.] 1868-1870 Stereoview Library of Congress, Prints and Photographs Division Reproduction Number: LC-DIG-stereo-1s00084 (digital file from original photo, front) LC-DIG-stereo-2s00084 (digital file from original photo, back) LC-USZ62-28371 (b&w film copy neg. of half stereo) LL/110093
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