Author
Iowa
Minnesota
33 results
Nebraska
25 results
Kansas
24 results
Wisconsin
24 results
Missouri
22 results
North Dakota
21 results
South Dakota
17 results
Wyoming
14 results
Illinois
12 results
Colorado
11 results
Montana
10 results
Wells, J. V. B.
8 results
Love, S. K. (Samuel Kenneth), 1903-1995
7 results
Grover, Nathan Clifford, 1868-1956
6 results
Paulsen, Carl G.
6 results
Indiana
3 results
ProQuest (Firm)
3 results
Florida
2 results
Georgia
2 results
Louisiana
2 results
Meinzer, Oscar Edward, 1876-1948
2 results
New Mexico
2 results
North Carolina
2 results
Pennsylvania
2 results
Sayre, A. N. (Albert Nelson), 1901-
2 results
Texas
2 results
Abernethy, Alonzo, 1836-
1 results
Anderson, D. B.
1 results
Beckman, H. C. (Henry Claus), 1888-
1 results
Bolon, H. C.
1 results
Brice, H. D.
1 results
Burmeister, I. L.
1 results
Gale (Firm)
1 results
Geological Survey (U.S.). Office of Surface Water
1 results
Geological Survey (U.S.). Surface Water Branch
1 results
Hackett, O. Milton
1 results
Iowa. Board of Education
1 results
Iowa. General Assembly
1 results
Iowa. Industrial Commissioner
1 results
Keokuk (Iowa)
1 results
LaMoreaux, Philip E., 1920-2008
1 results
Marshall, R. B. (Robert Bradford), 1867-1949
1 results
McGuinness, C. L. (Charles Lee), 1914-
1 results
Parker, Glenn L. (Glenn Lane), 1884-
1 results
Stark, Jack, 1939-
1 results
United States. Army. Corps of Engineers
1 results
United States. Congress. House. Committee on Elections
1 results
Virginia
1 results
West, R. E.
1 results
more…