Lot 70591 – 1882/84 (Nov 27) Commercial envelope from Zanzibar to India with four India 1873 1/2a blue tied by Zanzibar “B” duplex

1882-84 Third Cancellation under the Bombay Circle: The previous duplex cancellation was replaced in late August 1882 with a similar cancellation to other Indian Post Office abroad.1882/84 (Nov 27) Commercial envelope from Zanzibar to India with four India 1873 1/2a blue tied by Zanzibar “B” duplex (type KD5), underpaying the 3a rate to India with “BOMBAY / SHIP LETTER / POSTAGE DUE 1an” hs adjacent, reverse with Bombay and Bhuj transits, Mundra arrival, cover reduced at left and other imperfections, a scarce usage, and considered rarer than the type KD4 cancel with less than 40 covers thought to be known, plus loose 1/2a vertical pair with same cancel.