Extension of retaining wall and brief patenting to stop gradual cession of the Khal on the eastern side of the Dacca, Medical School. 3S-54/53 - 1953 - 08 p; H-35 cm; W-22 cm সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) Subjects--Topical Terms: Extension