00298nam a2200133Ia 45000030006000000080041000060400015000471000018000622450035000802500011001152600009001265460012001350050017001470STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGanguly, S.N.  aText book of practical physics  aSecond  c1949  aEnglish20220125170106.0