National Science Foundation Conversion Programs, 1971: Hearings, Ninety-second Congress, First Session, on S. 32 ... [and] S. 1261 ... October 26 and 27, 1971, Volume 11, Issue 21 - Volume 12, Issue 21
United States. Congress. Senate. Committee on Labor and Public Welfare. Special Subcommittee on the National Science Foundation
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