Hayden and Powell Surveys of the West 

• Hayden, F.V., I 18.1:
• Powell, John Wesley, I 17.6:
• Exploration of the Colorado River of the West,SI .2:C 71   

Wheeler and King Surveys of the West

• King, Clarence, W 7.10
• Wheeler, George M., W 8.5

Pacific Railroad Survey 

• W 7.14: nos. (War Department copy)
• Maps from map volume are in Map room, 4th floor

 U.S. Geological Survey

• Annual Reports, 1880–1949, I 19.1:
• Bulletins, 1883–1950, I 19.3:nos. 1-967
• Monographs, 1890–1929, I 19.9:nos.
• Professional Papers, 1902–1958,  I 19.16: v. 1-299