1935 AIR MAIL UK TO DAKAR WEST AFRICA/KGV SILVER JUBILEE ISSUE. Envelope from the UK to Dakar West Africa with KGV 9d olive-green (SG427) and 1½d Silver Jubilee (SG455) with indistinct cancellation 19 MY 35. On reverse DAKAR-PRINCIPAL/SENEGAL receiver 27 MAI 35. Very unusual destination. (Ref 111873).