[Powell, John Wesley and A. H. Thompson]

Marble Cañon. The Shadow (U.S. Topographical and Geological Survey of the Colorado River, of the West)

Photograph. Albumen stereoview on a yellow mount [11 cm x 17.5 cm] Printed paper label on rear. No backstamp. Photographer not identified. Dampstaining to lower half. Image just beginning to peel away at bottom left corner. Good. Item #65352

Price: $50.00