Installation of an automatic telephone connection in the residence of Spl. S.P. (i) I.B. in place of the existing Police PBX telephone. File No. P6T-2/61 (IV) - 1961 - 14 p,; H-35 cm; W-22 cm.

সচিবালয় রেকর্ড রুম সংগ্রহ (২য় পর্যায়)


Installation of -- an aotomatic telephone connection