00341nam a2200145Ia 4500008004000000041000800040082001000048100001900058245003300077260003900110300000800149650001200157650001500169650001100184210210b1904   xxu||||| |||| 00| 0 eng d  aeng  a531/4  aALDOUS (J C P)  aElementary course of physics  aLondonbMacmillan & Co. Ltd.c1904  a617  aphysics  aElementary  acourse