00418nam a2200181Ia 4500008004000000041000800040082001100048100001300059245004600072260003900118650001700157650001300174650001500187650000900202650000700211650000600218700001200224210210b1907   xxu||||| |||| 00| 0 eng d  aeng  a512/47  aMCELLAND  aTreatise on spherical trigonometry Part I  aLondonbMacmillan & Co. Ltd.c1907  atrigonometry  aTreatise  aspeherical  aPart  aon  aI  aPRESTON