Adler, Irving. Thinking machines : a layman's introduction to logic, boolean alg ebra, and computers / with diagrams by Ruth Adler. - New York : John Day Co., 1961. - 189 p. : ill. ; 21 cm. Includes bibliography. LCCN: 61-005924 Subjects--Topical Terms: Computers --Popular works.------ Dewey Class. No.: 510.78 ADL