Author/Creator
- United States1,427
- SpringerLink (Online service)1,132
- Geological Survey (U.S.)716
- Library of Congress. Congressional Research Service704
- United States. General Accounting Office653
- United States. National Aeronautics and Space Administration441
- United States. National Bureau of Standards425
- United States. Department of the Army318
- United States. Bureau of the Census273
- Yale University265
- United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch256
- Yale University, degree granting institution250
- Project Muse242
- Geological Survey (U.S.), issuing body241
- Indonesia. Direktorat Jenderal Penyiapan Pemukiman. Direktorat Bina Program235
- ebrary, Inc235
- Langley Research Center225
- United States International Trade Commission187
- Bach, Johann Sebastian, 1685-1750179
- Walter L. Pforzheimer Intelligence Collection (Beinecke Rare Book and Manuscript Library)178