00350nam a2200145Ia 45000030006000000080041000060400015000471000019000622450035000812500006001162600045001223000008001675460012001750050017001870STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCarolyn Marvin  aWhen Old Technologies Were New  a1  bOxford University ; Londonc1990aLondon  a269  aEnglish20220125170529.0