00314nam a2200121Ia 45000030006000000080041000060400015000471000029000622450063000912600009001545460012001630050017001750STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKrishnaswami Ayyar, T.S.  aSound:An elementary text book for the intermediate classes  c1924  aEnglish20220125170142.0