SpringerLink (Online service) 6,466
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Geological Survey (U.S.), 1,946
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Literature Online (Online Service) 951
Oxford Scholarship Online 816
Wellness Network (Firm) 690
Library of Congress. Congressional Research Service, 617
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Handel, George Frideric, 1685-1759 68
WGBH (Television station : Boston, Mass.) 67
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United States. Bureau of Labor Statistics, 66
World Bank 66
Miller, Richard K. 1946- 65
Wave Propagation Laboratory 65
Forest Products Laboratory (U.S.) 63
U.S. Atomic Energy Commission, 63
Washington, Kelli D., 63
Richard K. Miller & Associates, 62
Wypych, George, 62
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Wilson, Carl Richard 61
Shakespeare, William, 1564-1616 60
Wells, H. G. 1866-1946 60
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Konzertvereinigung Wiener Staatsopernchor, 59
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Colorado. Division of Wildlife 58
Rocky Mountain Research Station (Fort Collins, Colo.) 57
United States. Army. Corps of Engineers 57
Water Resources Council (U.S.) 57
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National Center for Health Statistics (U.S.) 55
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United States. Department of Agriculture. Economic Research Service 51
United States. National Aeronautics and Space Administration, 51