- Agricultural Adjustment Administration1,827
- Labor Statistics Bureau1,645
- Geological Survey1,610
- War Department1,590
- Agriculture Department1,413
- Commerce Committee, Senate1,377
- National Labor Relations Board1,377
- Military Affairs Committee, House1,363
- State Department1,347
- Federal Trade Commission1,207
- Public Health Service1,199
- Military Affairs Committee, Senate1,070
- Weather Bureau1,070
- Education Office1,049
- Interstate and Foreign Commerce Committee, House1,021
- Budget Bureau1,016
- Pan American Union1,000
- Engineer Department978
- Animal Industry Bureau973
- Standards Bureau973