00694nam a2200229Ia 4500 156777 BIBL 20160527200624.0 730418s1973 paua 00110 eng 72086450 //r892 0721661939 CACG QA39.2 .M4 510 510 M463k Maxfield, John E. (John Edward) Local 133082 Keys to mathematics [by] John E. Maxfield and Margaret W. Maxfield. Philadelphia Saunders 1973. ix, 328 p. illus. 26 cm. Mathematics Local 132758 Maxfield, Margaret W. 1926- joint author. Local 133084 127418 127418 0 0 0 510_000000000000000_M463K 0 abl 307646 1 1 17 2016-05-27 234797 0 510 M463k mq234797 2016-05-27 00:00:00 r:156777 z:NCC:D 6