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Author/Creator
- Yale University, degree granting institution183
- United States. National Aeronautics and Space Administration50
- United States41
- Geological Survey (U.S.)39
- United States. Environmental Protection Agency. Office of Research and Development24
- Boyle, Robert, 1627-169118
- United States. Congress. House. Committee on Expenditures in the Department of Agriculture16
- Langley Research Center14
- National Institute of Standards and Technology (U.S.)12
- United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch12
- Air Resources Laboratory (U.S.)10
- Forest Products Laboratory (U.S.)10
- United States. Environmental Protection Agency10
- United States. National Bureau of Standards9
- Industrial Environmental Research Laboratory (Research Triangle Park, N.C.)8
- Environmental Research Laboratories (U.S.)7
- Marcet, Mrs. (Jane Haldimand), 1769-18587
- Henry, William, 1774-18366
- NASA Glenn Research Center6
- Smithsonian Institution. Office of the Secretary6