(British Post Offices) 1871 (May 5) envelope to London, endorsed “Via Brindisi” franked by Great Britain pairs of 4d. vermillion, EF-FG and EH-FH, plate 12 cancelled by B01 obliterators, Cairo cds below, redirected on arrival to Richmond with 1858 1d. red; some faults to envelope but still a good example of the B01 cancel used at Cairo.