Black and white, seventeen with a matte finish, one with a gloss finish, one with a pebbled finish, one inscribed "Oberleutnant MÜNCHEBERG" (Joachim Müncheberg: December 31, 1918 - March 23, 1943, Luftwaffe military aviator and fighter ace credited with 135 enemy aircraft shot down in over 500 combat missions, the majority of his victories claimed over the Western Front, with 33 claims over the Eastern Front. Of his 102 aerial victories achieved over the Western Allies, 46 were against Supermarine Spitfire fighters), eight with handwritten inscriptions on the reverse, five are studio marked, six with postcard-style backers, ranging in size from 40 mm x 58 mm to 90 mm x 141 mm, ranging from fine to extremely fine.