Submission of monthly return of Vital Statistics of Bengal to the Public health Commissioner with the Govt. of India in due time. File No. P.H.1R-22/34 - 1934 - 15 P; H-35 cm; W-22 cm সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) Subjects--Topical Terms: Vital Statistics of Bengal