Author/Creator
- England and Wales. Parliament44
- England and Wales43
- England and Wales. Parliament. House of Commons18
- United States18
- United States. Congress. House. Committee on Education and Labor. Subcommittee on Elementary, Secondary, and Vocational Education17
- England and Wales. Lord Protector (1653-1658 : O. Cromwell)16
- United States. Congress. Senate. Committee on Environment and Public Works. Subcommittee on Environmental Protection11
- United States. Congress. Senate. Committee on Foreign Relations11
- United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Census and Population9
- United States. Congress. Senate. Committee on Environment and Public Works9
- United States. Congress. Senate. Committee on Finance9
- United States. Congress. House. Committee on Education and Labor. Subcommittee on Human Resources8
- United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Transportation and Hazardous Materials8
- United States. Congress. House. Committee on Foreign Affairs8
- United States. Congress. Senate. Committee on the Judiciary8
- United States. Congress. House. Committee on Banking, Finance, and Urban Affairs7
- United States. Congress. House. Committee on Education and Labor. Subcommittee on Postsecondary Education7
- United States. Congress. House. Committee on Foreign Affairs. Subcommittee on Arms Control, International Security, and Science7
- United States. Congress. House. Committee on Merchant Marine and Fisheries. Subcommittee on Fisheries and Wildlife Conservation and the Environment7
- United States. Congress. House. Committee on Small Business7