Los 395
1914, Flight Öland - Kalmar, franked picture postcard from the return flight addressed to Stockholm, with adjacent red cachet "LUFTPOST öfverfördt or aeroplan ad D:r THULIN fran Kalmar till Öland den 7. eller 8. Feb. 1914", few minor creases, otherwise very fine and scarce with only about 30 pieces flown, Nielsen certificate (Muller-Nr. 4a; Lüning 14B)
