topic

• Railroads70
• Surveying70
• Mines and mineral resources16
• World War, 1914-191816
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name

• Stanton, Robert Brewster, 1846-192270
• Nims, F. A2
• Hawkins, William R1
• Hillers, John K., 1843-19251
• Powell, John Wesley, 1834-19021

collection

• Robert Brewster Stanton papers71
• "The Pageant of America" Collection1

place

• Colorado River (Colo.-Mexico)71
• Grand Canyon71
• Grand Canyon (Ariz.)70
• United States70
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genre

division

• Manuscripts and Archives Division71
• Wallach Division: Photography Collection1

type

• still image72
• text1