Alfred Hart 1865-1869 Hog's Back Cut, 60 feet deep. 2 miles from Alta [Central Pacific Railroad, California. Scenes in the Sierra Nevada Mountains. No. 153]
Stereoview Library of Congress, Prints and Photographs Division Reproduction Number: LC-DIG-stereo-1s00521 (digital file from original photo, front) LC-DIG-stereo-2s00521 (digital file from original photo, back) LC-USZ62-110746 (b&w film copy neg. of full stereo)
