Author
- Geological Survey (U.S.) 17 results
- United States. Bureau of Mines 11 results
- United States. Bureau of the Census 11 results
- Marshall, John, 1932-2005 9 results
- United States. Bureau of Labor Statistics 9 results
- Cartography Associates 8 results
- David Rumsey Collection 8 results
- Hayes, Eli L. 7 results
- Loeber, Rolf 7 results
- Titus, Simmons & Titus 7 results
- United States. Bureau of Agricultural Economics 7 results
- Educational Resources Information Center (U.S.) 6 results
- Goran, Lester 6 results
- Muller, Edward K. 6 results
- Sleeper, Sally 6 results
- Tarr, Joel A. (Joel Arthur), 1934- 6 results
- Carnegie Museum of Art 5 results
- Greenwald, H. P. (Harold Putnam), 1893- 5 results
- Hamilton, Laura S. 5 results
- Lubove, Roy 5 results
- Nataraj, Shanthi 5 results
- Rand Corporation 5 results
- Appalachian Regional Commission 4 results
- Archibald, Rae W. 4 results
- Aronson, Michael (Michael G.) 4 results
- Aurand, Martin 4 results
- Flower, Linda 4 results
- Frick Art & Historical Center 4 results
- International Electrical Congress 4 results
- Kellogg, Paul Underwood, 1879-1958 4 results
- Toker, Franklin 4 results
- United States. Congress. House. Committee on Flood Control 4 results
- United States. Congress. House. Committee on Science and Technology (2007-2011). Subcommittee on Investigations and Oversight 4 results
- United States. Congress. House. Committee on Transportation and Infrastructure 4 results
- United States. General Accounting Office 4 results
- Warren, Kenneth 4 results
- Ahlbrandt, Roger S. 3 results
- American Institute of Electrical Engineers 3 results
- Badger, Henry T. (Henry Timmons), 1923- 3 results
- Bamberg, Angelique 3 results
- Brown, Robert Kevin 3 results
- Bushnell, Kent O. 3 results
- Butler, Elizabeth Beardsley 3 results
- Crumrine, Boyd, 1838-1916 3 results
- Fitch, John A. (John Andrews), 1881-1959 3 results
- Hartmann, Irving, 1905- 3 results
- Hinshaw, John H., 1963- 3 results
- Howarth, H. C. (Henry C.), 1879- 3 results
- Maher, Chauncey, 1979- 3 results
- Marshall, John, 1932- 3 results more…