Thailand. (French Equatorial Africa). 1929. Registered envelope addressed to Oubangui-Chari, French Africa bearing SG 218, 15s blue , SG 254, 5s violet and SG 255, 10s carmine tied by Bangkok / G.P.O. '15/5' with matching registered label routed via Penang '20/5' with Aden / Reg '4/6' sent via Belgian Congo with Stanleyville '12/7' and Beira (Portuguese Nyasaland) '21/7' and Leopoldville '30/8' (Belgian Congo) with Bangui-Oubangui Chari receiver in blue '27/8' on reverse. Wonderful item of destination mail.