00325nam a2200145Ia 4500008004100000041000800041082001600049100001500065245003300080250000600113260002800119300001200147365000700159650001300166210719s1939    xx            000 0 und d  aeng  a516.24 BAGP  aBAGI (B B)  aPlane trigonometry. Rev Ed.3  a3  aDharwarbB B Bagic1939  a289bHB  cRs  aGeometry