Author
United States National Aeronautics and Space Administration
3,238
Langley Research Center
654
Lewis Research Center
396
NASA Glenn Research Center
274
Goddard Space Flight Center
227
National Endowment for the Arts
193
George C. Marshall Space Flight Center
125
Ames Research Center
114
Jet Propulsion Laboratory (U.S.)
108
United States National Aeronautics and Space Administration. Scientific and Technical Information Program
104
Canada Dominion Bureau of Statistics
97
Institute for Computer Applications in Science and Engineering
97
National Collection of Fine Arts (U.S.)
84
National Science Foundation (U.S.)
84
Hirshhorn Museum and Sculpture Garden
77
National Science Foundation (U.S.) Division of Science Resources Studies
74
National Gallery of Art (U.S.)
65
National Museum of American Art (U.S.)
54
United States Commission of Fine Arts
54
United States National Aeronautics and Space Administration. Scientific and Technical Information Division
54
United States Bureau of the Census
52
United States National Credit Union Administration
50
North Carolina Museum of Art
48
North Carolina General Assembly. Legislative Committee on New Licensing Boards
46
United States National Park Service
43
National Portrait Gallery (Smithsonian Institution)
40
National Endowment for the Humanities
37
United States Office of Space Science
37
Aerojet (Firm)
35
Library of Congress
35
Lyndon B. Johnson Space Center
35
United States National Park Service. Preservation Assistance Division
34
University of Kansas Museum of Art
33
Dryden Flight Research Facility
30
Historic American Buildings Survey
30
Smithsonian Institution
30
Architectural and Transportation Barriers Compliance Board
29
NASA Dryden Flight Research Center
25
Smithsonian Astrophysical Observatory
25
United States General Accounting Office
25
United States Congress. Senate
24
United States National Aeronautics and Space Administration. Scientific and Technical Information Branch
24
Freer Gallery of Art
23
United States Bureau of Mines
23
National Endowment for the Arts Research Division
22
United States Department of Housing and Urban Development
22
Hugh L. Dryden Flight Research Center
21
Smithsonian Institution Traveling Exhibition Service
21
United States Federal Housing Administration
21
Kohler, Sue A
20
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