Stationery: American Board Mission – Wm. T. Lawrence M.D. – East Africa Mission

First Regular Mail Service to Calcutta 1 July 1933 From 1 July 1933, the Imperial Airways London – Karachi – Delhi airmail service was extended to Calcutta via Cawnpore and Allahabad. A special rectangular postmark (Karachi-Calcutta 7 Jly First Airmail) was applied to covers. Mail arrived in Calcutta on 8 July. First Flight Covers From…