| Alfred Hart Sandstone Cut, near Alta, Placer County [Central Pacific Railroad, California. Scenes in the Sierra Nevada Mountains.] 1865-1869 Stereoview Library of Congress, Prints and Photographs Division Reproduction Number: LC-DIG-stereo-1s00476 (digital file from original photo, front) LC-DIG-stereo-2s00476 (digital file from original photo, back) LL/108983
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