First get-together of research and industry, December 20-25, 1965 : 

 - New Delhi :  Council of Scientific & Industrial Research,     1966. 
 - 115 p. :  ill.  24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public address systems<br/>Physics based industries<br/>Development  Centres for Instruments
<br/><br/><label>Dewey Class. No.: </label>506.072054   / COU