1937 EMPIRE AIR MAIL FLYING BOAT SERVICE: LAST SURCHARGED AIRMAIL (6d Rate) flight of the mail, Durban to England. Cover franked pair KGVI Coronation 3d's tied by light Durban machine cds 30 VI 37 (29/30?). SIGNED BY PILOT, CAPT L A EGGLESFIELD with typewritten endorsement "By Imperial Airways / Last Surcharged Airmail / South Africa - England / RMA 'Courtier' / Commanded by:". VF, a rare signed cover. Capt Egglesfield was a 'million miles' pilot of Imperial Airways. He was appointed Deputy Director of Civil Aviation in India in 1939.