Author
Geological Survey (U.S.)
287
United States. Bureau of the Census. Data User Services Division
62
Geological Survey (U.S.),
43
National Center for Health Statistics (U.S.)
32
National Center for Education Statistics
30
United States. Bureau of the Census
27
U.S. Census Bureau
16
United States. Environmental Protection Agency
14
National Institute of Standards and Technology (U.S.)
13
United States. Bureau of Land Management. Eastern States Office
11
United States. Government Printing Office
11
Colorado. Health Statistics Section
10
Goddard Space Flight Center
10
United States. Bureau of the Census. Administrative and Customer Services Division
10
United States. Office of Educational Research and Improvement
10
Educational Resources Information Center (U.S.)
9
Mast, Richard F. 1931-
9
United States. Bureau of Economic Analysis
9
United States. Bureau of the Census. Geography Division
9
National Climatic Data Center (U.S.)
8
National Renewable Energy Laboratory (U.S.),
8
ScienceDirect (Online service)
8
SpringerLink (Online service)
8
U.S. Citizenship and Immigration Services
8
United States. Bureau of Land Management
8
United States. National Technical Information Service
8
United States. Office of Juvenile Justice and Delinquency Prevention,
8
National Center for Juvenile Justice,
7
United States. Bureau of Justice Statistics
7
United States. Bureau of Mines
7
United States. Department of Health and Human Services
7
United States. Department of Health and Human Services. Office of Inspector General,
7
United States. Government Publishing Office,
7
Centers for Disease Control and Prevention (U.S.)
6
United States. National Oceanic and Atmospheric Administration
6
Abston, C. C.
5
Ambroziak, Russell A.
5
Dover, James H.
5
Du Bray, E. A.
5
Earth Science Information Center (U.S.)
5
Federal Depository Library Program,
5
Geological Survey (U.S.). National Mapping Division
5
Institute of Education Sciences (U.S.)
5
National Cancer Institute (U.S.)
5
National Renewable Energy Laboratory (U.S.)
5
Tabor, R. W.
5
U.S. Census Bureau,
5
U.S. Fish and Wildlife Service
5
United States. Bureau of Economic Analysis. Regional Economic Measurement Division
5
United States. Economics and Statistics Administration
5
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