Publisher
- Rock Island Arsenal4
- Rocky Mountain National Park1
- Rolls and Library Bureau44
- Rolls and Library Bureau (State Department)4
- Rolls and Library, Bureau of7
- Rubber Producing Facilities Disposal Commission3
- Rules Committee620
- Rules Committee, House1,219
- Rules Committee, Senate13
- Rules and Administration Committee126
- Rules and Administration Committee, Senate48
- Rules, Committee on1
- Rural Community Development Service2
- Rural Credits Joint Committee6
- Rural Delivery Division1
- Rural Development Program Committee22
- Rural Development Service1
- Rural Electrification Administration1,111
- Rural Free Delivery Division2
- Rural Mails Division9