Author
Geological Survey (U.S.)
81,698
Educational Resources Information Center (U.S.)
40,705
United States. General Accounting Office
40,318
GPO MARCIVE
32,588
United States. National Aeronautics and Space Administration
30,069
United States. Bureau of the Census
28,598
United States
21,299
United States. Government Accountability Office
16,757
United States. Department of the Army
14,521
United States. Forest Service
12,058
United States. Federal Emergency Management Agency
11,060
United States. Department of State
10,964
Langley Research Center
10,262
United States. Congress. House
10,017
United States. Congress. House. Committee on Rules
9,293
United States. National Park Service
8,644
United States. Department of Energy
8,533
United States. Congress. Senate. Committee on Energy and Natural Resources
8,376
United States. Congress. Senate. Committee on Foreign Relations
8,251
National Institute of Education (U.S.)
8,123
United States. Bureau of Mines
8,083
United States. Congress. House. Committee on the Judiciary
7,876
United States. Bureau of Labor Statistics
6,852
United States. Bureau of Land Management
6,852
United States. Congress. Senate. Committee on the Judiciary
6,725
National Center for Education Statistics
6,701
United States. Internal Revenue Service
6,366
U.S. Fish and Wildlife Service
6,266
United States. Congress. Senate. Committee on Finance
6,139
United States. Congress. Senate. Committee on Commerce, Science, and Transportation
6,134
United States. Congress. House. Committee on Ways and Means
5,784
United States. Federal Insurance Administration
5,754
National Institute of Standards and Technology (U.S.)
5,728
United States. Environmental Protection Agency
5,704
United States. National Bureau of Standards
5,439
United States. Congress. House. Committee on Foreign Affairs
5,087
United States. Federal Aviation Administration
5,022
United States. Congress. House. Committee on Appropriations
4,858
Lewis Research Center
4,847
National Renewable Energy Laboratory (U.S.)
4,553
United States. Soil Conservation Service
4,417
United States. Congress. Senate
4,330
United States. Department of Agriculture
4,196
United States. Office of Educational Research and Improvement
4,145
United States. Congress. House. Committee on Natural Resources
4,138
United States. Congress. Senate. Committee on Environment and Public Works
3,822
United States. National Ocean Service
3,811
United States. Congress. Senate. Committee on Banking, Housing, and Urban Affairs
3,770
United States. Congress. House. Committee on International Relations
3,660
United States. Department of Education
3,657
more ...