Higher powers of I.C.S. officers on passing the departmental examination November 1941. 
 File No.     2P    -  22  / 42 

 -  1942 
 - 8 p;   H-35 cm; W-22 cm 
<br/><br/> সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) <br/><br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Higher powers