Author
NetLibrary, Inc
1,637
United States. Government Accountability Office,
1,527
JSTOR (Organization)
683
United States. General Accounting Office,
132
Geological Survey (U.S.),
124
United States. Government Accountability Office
94
Project Muse
64
United States. Central Intelligence Agency
61
Google (Firm)
55
United States. National Archives and Records Administration
55
United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs,
45
Human Relations Area Files, inc
43
United States. Office of War Information
32
Hakluyt Society
30
Miller, Richard K. 1946-
30
United States. Congress. Senate. Committee on Finance,
29
Washington, Kelli D.,
28
American Geophysical Union
27
Chaplain, Cristina T.,
25
Geological Survey (U.S.)
24
Hakluyt, Richard, 1552?-1616
23
International Congress of Anthropological and Ethnological Sciences
21
United States. Army. Corps of Engineers. Mississippi Valley Division,
21
United States. Congress. House. Committee on Oversight and Government Reform,
21
United States. Mississippi River Commission
21
Dodaro, Gene L.,
20
Owen-Crocker, Gale R.,
20
Purchas, Samuel, 1577?-1626,
20
Engineer Research and Development Center (U.S.)
18
EBSCOhost
17
Mississippi River Geomorphology and Potamology Program (U.S.),
17
Netherton, Robin,
17
United States. Congress. House. Committee on Ways and Means. Subcommittee on Social Security,
17
Hauser, Thomas,
16
International Union of Prehistoric and Protohistoric Sciences. World Congress
16
United States. Congress. House. Committee on Veterans' Affairs,
16
United States. Congress. Senate. Committee on Armed Services,
16
National Water-Quality Assessment Program (U.S.)
15
Rusco, F. W.
15
United States. Government Printing Office,
15
United States. Department of Interior
14
Woodside, Arch G.
14
Zimbalist, Andrew S.,
14
Australian National University Press
13
Institute for Career Research
13
National Research Council (U.S.). Division on Earth and Life Studies
13
National Science Foundation (U.S.)
13
United States. Congress. House. Committee on Oversight and Government Reform. Subcommittee on Government Operations,
13
United States. Environmental Protection Agency
13
Wiggins, David Kenneth, 1951-
13
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