topic

• Geological surveys5
• Canyons1

name

• O'Sullivan, Timothy H., 1840-18825
• Wheeler, George M. (George Montague), 1842-19055

collection

• Photographs showing landscapes, geological and other features of portions of the western territory of the United States, obtained in connection with geographical and geological explorations and surveys west of the 100th meridian, seasons of 1871, 1872 and 18735

place

• Black Canyon (Ariz. and Nev.)5
• Colorado River (Colo.-Mexico)5
• United States5
• West (U.S.)5
• Arizona1

genre

• Photographs5

publisher

division

• Wallach Division: Photography Collection5

type

• still image5