Lot 30859 – 1922 5ch red postcard (PC31) used as a special flight card for the Croydon to Calcutta flight

1922 5ch red postcard (PC31) used as a special flight card for the Croydon to Calcutta flight (part of a proposed world flight), piloted by Blake and Macmillan with Malins as photographer, signed by Malins on front and endorsed “By major Blake’s aeroplane Service”, sent to Karachi and cancelled Chahbar 19 July1922 and beside is Karachi 20 July; a very fine post card and an extremely scarce air mail item, interesting also for showing that Chahbar continued to use the Indian postmark after the Persian postal service took over, with RPS certificate1994 and documentary material.