00309nam a2200121Ia 45000030006000000080041000060400015000471000022000622450055000842600019001395460012001580050017001700STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aWhite Spencer, A.  aSchool certificate physics general science Physics  bJ.M.Dentc1943  aEnglish20220125170105.0