00529nam a2200157Ia 4500003000600000005001700006008004100023040002500064082002000089100005600109245009000165250001800255260005100273300002600324500002100350NORSU20240422012753.0240215s9999    xx            000 0 und d  aNORSU-DumcNORSU-Dum  a516.24 K29 1951  aKells, Lyman M. , Kern, Willis F. & Bland, James R. 0aPlane and Spherical TrigonometrycBy Lyman M. Kells , Willis F. Kern & James R. Bland  aThird Edition  bMcGraw Hill Book Company, Inc.c1951aNew York  axi, 290 pages, 23 cm.  ainclude appendix