Two First War German Imperial Postcards certificate_of_authenticity 1915) and Sergeant Major (August

1915) and Sergeant Major (August 8

De Ross which were afterwards buried

September 17

A replacement cross is also documented as having been issued in October 1959

with award document dated 22

Two First War German Imperial Postcards certificate_of_authenticity 1915) and Sergeant Major (AugustWWI Flying Ace & Blue Max Recipient Postcard Black and white, obverse entitled "Fliegerhauptmann Boelcke letzte Aufnahme", a memorial cross after "Boelcke", the Fliegerhauptmann facing right, wearing a Pour le Merite at the neck, inscribed "7761 Verlag von GUSTAV LIERSCH & Co. BERLIN S. W." in the lower left corner, photographer marked "R. Sennecke. phot." in the lower right corner, reverse with postcard style backer, 86 mm x 137 mm, curled, near