- Health, Education and Welfare Dept.2,758
- Forest Service2,380
- Labor Statistics Bureau2,323
- Civil Service Commission2,153
- Agricultural Marketing Service2,093
- Fish and Wildlife Service2,083
- Reclamation Bureau2,030
- Coast and Geodetic Survey1,982
- Federal Security Agency1,799
- Interstate Commerce Commission1,756
- Justice Department1,580
- Public Health Service1,480
- Foreign Commerce Bureau1,462
- Foreign and Domestic Commerce Bureau1,411
- Treasury Dept.1,326
- Education Office1,310
- Agricultural Research Service1,250
- Civil Aeronautics Administration1,210
- Weather Bureau1,119
- Civil Aeronautics Board1,040