00600cam a22002051 4500 25335 20260707171851.0 62012482 DLC KE-NaSUL QA95.J3 1962 .J3 1962 25335 25335 Jacoby, Oswald, 1902-1984. 44818 Mathematics for pleasure [by] Oswald Jacoby, with William H. Benson. [1st ed.] New York, McGraw-Hill [1962] 191 p. 22 cm. Mathematical recreations. 25834 7 cbc orignew u ocip 19 y-gencatlg BOOK CK 25335 25334