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United States Congress
79
United States
76
United States Congress. House. Committee on Interior and Insular Affairs
29
United States Congress. House. Committee on Insular Affairs
25
United States Congress. Senate. Committee on Interior and Insular Affairs
22
United States Bureau of the Census
21
Geological Survey (U.S.)
15
United States Congress. House. Committee on Armed Services
9
United States Congress. House. Committee on Ways and Means
8
United States Congress. House. Committee on Education and Labor
7
United States Congress. House. Committee on Foreign Affairs
7
United States Congressional Budget Office
7
United States Weather Bureau
7
Bernhard, Herbert Ashley, 1927-2008
6
Bernhard, Nancy Ellen, 1930-2010
6
New York Academy of Sciences
6
U.S. Coast and Geodetic Survey
6
United States Bureau of Transportation Statistics
6
United States Bureau of the Census. Data User Services Division
6
United States Congress. House. Committee on Merchant Marine, Radio, and Fisheries
6
United States Congress. House. Committee on Naval Affairs
6
United States Congress. House. Committee on Resources
6
Booy, Theodoor Hendrik Nikolaas de, 1882-1919
5
ITMB Publishing Ltd
5
United States Congress. House. Committee on Agriculture
5
United States Congress. House. Committee on Interior and Insular Affairs. Subcommittee on Territorial and Insular Affairs
5
United States Congress. House. Committee on the Judiciary
5
United States Department of the Interior
5
Hensler, Philipp Gabriel, 1733-1805
4
Institute of Tropical Forestry (Río Piedras, San Juan, P.R.)
4
International Travel Maps (Firm)
4
Library of Congress Congressional Research Service
4
Rohr, Julius Philipp Benjamin von
4
Suckling, George
4
United States Bureau of the Census. Geography Division
4
United States Coast Survey
4
United States Congress. House. Committee on Foreign Affairs. Subcommittee on International Organizations and Movements
4
United States Congress. House. Committee on Interior and Insular Affairs. Subcommittee on Insular and International Affairs
4
United States Congress. House. Committee on Merchant Marine and Fisheries
4
United States Congress. Senate. Committee on Territories and Insular Affairs
4
United States Soil Conservation Service
4
United States Virgin Islands Water and Power Authority
4
United States Wage and Hour and Public Contracts Divisions
4
Adam Matthew Digital (Firm)
3
Andrews, Sidney, 1837-1880
3
Edinburgh Association in Aid of the United Brethren's (Moravian) Missions
3
Eggers, H. F. A (Heinrich Franz Alexander), Baron von, 1844-1903
3
Laing, Samuel, 1780-1868
3
Little, Elbert L (Elbert Luther), 1907-2004
3
National Archives (Great Britain)
3
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