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- United States. National Aeronautics and Space Administration. Scientific and Technical Information Division✖[remove]950
- Langley Research Center37
- Lewis Research Center21
- United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch17
- United States. National Aeronautics and Space Administration13
- United States. Office of Space Science and Applications13
- United States12
- United States. National Aeronautics and Space Administration. Scientific and Technical Information Office12
- United States. National Aeronautics and Space Administration. Scientific and Technical Information Program11
- Wilson, John W. (John William), 1940-9
- Noor, Ahmed Khairy, 1938-8
- Ames Research Center7
- George C. Marshall Space Flight Center7
- Litvin, F. L. (Faydor L.)7
- Townsend, Lawrence W.6
- Berrier, Bobby L.5
- Gentry, Garl L.5
- Goddard Space Flight Center5
- Halford, Gary R.5
- Harris, Charles D., 1952-5