Shifting of the telephone from S.I's office room to the room of his personal Assistant.  
 T6-4/34 

 -  1934 
 - 08 p.  H-35 cm; W-22 cm. 
<br/><br/>  সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) <br/><br/> 
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