John K. Hillers 1875 Roaring Fall (near view) [Views on Corral Creek.] [U.S. topographical and geological survey of the valley of the Colorado River of the west, by J.W. Powell and A.H. Thompson. No. 140]
Stereoview Library of Congress, Prints and Photographs Division Reproduction Number: LC-DIG-stereo-1s00882 (digital file from original photo, front) LC-DIG-stereo-2s00882 (digital file from original photo, back) LC-USZ62-60032 (b&w film copy neg. of half stereo)
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LOC - Reproduction Number: LC-DIG-stereo-1s00883 (digital file from original photo, front) LC-DIG-stereo-2s00883 (digital file from original photo, back)