00000cam a22000004a 4500 UP-8027390931312306337 Buklod 20070925095300.0 m |o d | cr ||||||||||| 070925s1951 enka rb |001 0|eng d (iLib)UPCEB-00000016529 QA531 K38 1951 QA531 K38 1951 Kells, Lyman M. (Lyman Morse) 1888- Plane and spherical trigonometry L. M. Kells, Willis F. Kern and James R. Bland. 3d ed. New York McGraw-Hill 1951 290 p. illus. Plane trigonometry. Spherical trigonometry. Bland, James R. UPCEB CEBU-LAHUG QA531 K38 1951 Book