TY - GEN ED - Government of Bengal TI - Leave of Dr. Pandanan Sur, Assistant to the Assistant Director of P.H. Malaria Research, Bengal. PY - 1931/// KW - Malaria KW - Research N1 - সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) ER -