00348nam a2200121Ia 45000030006000000080041000060400015000471000027000622450099000892600009001885460012001970050017002090STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGore, T.S.; Others; Ed  aRecent progress in the chemistry of natural and synthetic colouring matters and related fields  c1962  aEnglish20220125170315.0