Author
United States. Bureau of the Census. Data User Services Division
42
United States. Bureau of Land Management. Eastern States Office
8
Geological Survey (U.S.)
7
United States. Environmental Protection Agency
4
Survey of Income and Program Participation (Program)
3
Abston, C. C.
2
Earth Science Information Center (U.S.)
2
Geological Survey (U.S.). National Mapping Division
2
National Center for Education Statistics
2
United States. Bureau of Mines
2
United States. Bureau of the Census
2
United States. Bureau of the Census. Administrative and Customer Services Division
2
Allgeier, Steven C.
1
Ambroziak, Russell A.
1
Baxley, Wayne S.
1
Beethoven, Ludwig van, 1770-1827
1
Best, Terence,
1
Brown, Thomas M.
1
Defense General Supply Center (U.S.)
1
Goddard Space Flight Center
1
Handel, George Frideric, 1685-1759
1
Handel, George Frideric, 1685-1759,
1
Hasiotis, Stephen T.
1
Hawaiian Volcano Observatory
1
Heliker, C. C.
1
Infobase,
1
Kaas, L. Michael
1
Mozart, Wolfgang Amadeus, 1756-1791
1
Olhoeft, G. R.
1
Prelinger Archives,
1
Sander, Kathleen A.
1
Takahashi, Taeko Jane, 1941-
1
United States. Army. Corps of Engineers
1
United States. Bureau of Economic Analysis. Regional Economic Measurement Division
1
United States. Department of Defense
1
United States. Environmental Protection Agency. Office of Ground Water and Drinking Water. Technical Support Center
1
United States. Environmental Protection Agency. Office of Research and Development
1
United States. Forest Service
1
United States. National Aeronautics and Space Administration
1
United States. President
1
Waterloo Centre for Groundwater Research
1
White House Conference on Aging
1
White House Conference on Aging Washington, D.C.)
1
Zihlman, F. N.
1