00305nam a2200133Ia 45000030006000000080041000060400015000471000018000622450043000802500010001232600009001335460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aPilcher, R.B.  aWhat chemistry owes to chemical sience  aThird  c1947  aEnglish20220125170226.0