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1975 National Science Foundation authorization hearings, Ninety-third Congress, second session, on H.R. 12816 (superseded by H.R. 13999)
- "1975 National Science Foundation authorization: hearings, Ninety-third Congress, second session, on H.R. 12816 (superseded by H.R. 13999), March 12, 13,14, 15, and 19, 1974"
- "1975 National Science Foundation authorization hearings, Ninety-third Congress, second session, on H.R. 12816 (superseded by H.R. 13999)"@en