Author
American Institute of Physics
44
American Psychological Association
28
United States. Dept. of the Army
23
Walker, Henry, Ironmonger,
22
Border, D.
21
Royal Society of Chemistry (Great Britain)
20
Institute of Physics (Great Britain)
18
American Physical Society
17
American University (Washington, D.C.). Foreign Area Studies
17
Pecke, Samuel,
16
Chemical Society (Great Britain)
15
Helen Dwight Reid Educational Foundation
15
Sheppard, S.
15
American Chemical Society
14
American Physiological Society (1887- )
13
Consultants Bureau
13
IEEE Computer Society
13
National Education Association of the United States. Research Division
13
Psychonomic Society
13
Unesco
13
National Research Council of Canada
12
Institute of Electrical and Electronics Engineers
11
Nedham, Marchamont, 1620-1678,
11
Williams, Oliver, fl. 1657-1670,
11
American Society for Microbiology
10
Association for Computing Machinery
10
Crouch, John, fl. 1660-1681,
10
United States. Department of Agriculture. Economic Research Service
10
American Association for Health, Physical Education, and Recreation
9
American Medical Association
9
National Research Council Canada
9
Policy Studies Organization
9
Society of Manufacturing Engineers
9
United States. Bureau of Labor Statistics
9
American Alliance for Health, Physical Education, and Recreation
8
Bowles, Edward, 1613-1662,
8
United States. Bureau of the Census
8
United States. Livestock & Grain Market News Branch
8
Acad⥭ie des sciences (France)
7
American Speech-Language-Hearing Association
7
Bank Administration Institute
7
British Psychological Society
7
National Audubon Society
7
National League for Nursing
7
Optical Society of America
7
Rushworth, John, 1612?-1690,
7
Speech Communication Association
7
United States. Office of Education
7
Wistar Institute of Anatomy and Biology
7
American Alliance for Health, Physical Education, Recreation, and Dance
6
more ...