cover 1880 (May) ½a. blue stationery envelope showing "FIELD FORCE P.O./MAY 11(?)" c.d.s. associated with FPO 5 (Kandahar), 1879 (Dec.) envelope with ½a., 1880 1a. stationery envelope with 4a. to the U.K., both with "FIELD. P.O." c.d.s., and 1879 (Nov.) envelope registered to Peshawar showing boxed "REGISTERED/FIELD P.O." h.s. associated with FPO 12 (Kabul)

Details
cover 1880 (May) ½a. blue stationery envelope showing "FIELD FORCE P.O./MAY 11(?)" c.d.s. associated with FPO 5 (Kandahar), 1879 (Dec.) envelope with ½a., 1880 1a. stationery envelope with 4a. to the U.K., both with "FIELD. P.O." c.d.s., and 1879 (Nov.) envelope registered to Peshawar showing boxed "REGISTERED/FIELD P.O." h.s. associated with FPO 12 (Kabul)