TY  - GEN
ED  - Government of East Bengal & East Pakistan,
TI  - Installation of hand operated Signaling devices at Dacca & Chittagong. 
PY  - 1953///
KW  - Installation
KW  - hand
N1  - সচিবালয় রেকর্ডরুম সংগ্রহ (প্রথম পর্যায়) 


ER  -