Bush, Vannevar 1890-1974 Pieces of the action / Vannevar Bush. - New York : William Morrowand co., 1970. - ix, 366 p. : portr. ; 25 cm. - 001:32](73) (NLA) . Includes index Subjects--Topical Terms: Scientists--BiographyScience and state--United States Universal Decimal Class. No.: 001:32](73) (NLA)