Lawrence & Houseworth 1866 (published) Thomas Houseworth & Co. Opticians Bldg., near Yosemite Valley in California
Stereocard, half Library of Congress, Prints and Photographs Division Lawrence & Houseworth Collection, Reproduction Number: LC-USZ62-26895 (b&w film copy neg.), Call Number: LOT 3544-36, no. 101 [item] [P&P]
(Alan Griffiths, 3 June 2017) The title "near Yosemite Valley in California" is a little misleading.
