- Soils Bureau1,231
- Federal Supply Bureau1,223
- Rules Committee, House1,219
- Biological Survey Bureau1,200
- Appropriations Committee, House1,199
- Food and Drug Administration1,198
- Indian Affairs Committee, Senate1,196
- Federal Aviation Administration1,177
- Labor Standards Bureau1,174
- Statistics Bureau1,163
- Agriculture Committee1,141
- Rural Electrification Administration1,111
- Foreign Relations Committee1,110
- Army Air Forces1,107
- Medicine and Surgery Bureau (Navy)1,098
- Federal Aviation Agency1,096
- Public Lands and Surveys Committee, Senate1,088
- Labor and Public Welfare Committee1,066
- Indian Affairs Committee, House1,059
- Immigration and Naturalization Committee, House1,053