Polarfahrt 1931. Group of 4 covers/cards including on-board dispatched card with the 1 mark red to Vienna and 3 ex. with Russian franking including 1 ex. to Zierikzee (The Netherlands), mixed condition

Englandfahrt 1931. Group of 4 cards (1 send to Birmingham and 3 send to The Netherlands) all franked with the 1 mark red with the relevant cachets, all very fine and very fresh

3rd Südamerikafahrt 1931. Group of 4 cards consisting of 2 ex. with the 2 mark blue, 1 ex. with mixed German and Brasilian franking and one ex. of the return flight with Paraguayan franking, all very fine and very fresh

Treatypost 8th Südamerikafahrt 1932. Cover from Vatican City 23-9-1932 with all the relevant cachets to Recife, very fine (card minor crease bottom left). Rare!

Italienfahrt 1933. Group of 4 consisting of on-board dispatched card to Rome, cover return flight from Italy with 5 lire stamp, picture postcard return flight from the Aegean Isles with 3 lire stamp and picture postcard return flight from San Marino with 3 lire stamp, all very fine