Petition for the posts of operator and Assistant Operators Appointed of Assistant operators. File No. Pub- 1P-19/48 - 1948 - 157 p; H-35 cm; W-22 cm সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) Subjects--Topical Terms: Petition -- posts