Lot 00757

Australia – England Experimental Flight. 24.4.31. Sydney – Athens First Flight of the experimental service from London via Calcutta on the usual Karachi land route (Qantas & Imperial Airways). Registered air cover with depart. canc. “REGISTERED – SYDNEY N.S.W. / 23.AP.31” & violetemorative cachet on reverse, arr. “ΑΘΗΝΑΙ – ΑΦΙΞΙΣ ΣΥΣΤΗΜ. ΑΕΡΟΠΟΡΙΚΩΣ / 11.V.31”. Special air rate 1/9d. per 1/2 oz. ONLY 5 FLOWN!! (Hella FF148C). R.