00310nam a2200109Ia 4500008004000000082001600040100002700056245003700083260005200120300000800172650002000180210210b1973   xxu||||| |||| 00| 0 eng d  a509.54 RAHS  aRAHMAN (A) and Others.  aScience and technology in india.  aNDbIndian Council for Cultural Relationsc1973  a235  aScience history