Installation of an inter departmental telephone system in the Bengal Legislative Assembly Department.  
 File No.       1T   - 32  / 37 

 -  1937 
 - 11 p;   H-35 cm; W-22 cm 
<br/><br/> সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) <br/><br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Installation --telephone system