00293nam a2200121Ia 45000030006000000080041000060400015000471000041000622450019001032600020001225460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSeymour Eugene, F.; Smith Paul James  aSolid geometry  bMacmillanc1958  aEnglish20220125170016.0