25 Pfennig airmail stamp of the Bavarian Aero Club (BAEC) with standard perforation, in a mixed franking with 2 x 5 Pfennig Luitpold stamps in a horizontal inverted pair (K3) from a booklet pane, cancelled with an octagonal airmail special postmark "FLUGPOST MUENCHEN 26. 7. 14", flawless condition from the last day of the peace flight, photo certificate Cornelia Brettl BPP (2006) "flawless quality".