Sale 707 The Knapp Collection of Airmail Flights

1912-13, L.Z. 11, Viktoria Luise, L.Z. 13, Hansa & L.Z. 14 (Z. I), small group comprising Viktoria Luise, two Special 5pf + 50pf cards, canceled Frankfurt & Wiesbaden, a DELAG card with a Jul 18, 1913 Viktoria Luise favor cancel, a picture postcard of Viktoria Luise over a crowded field. The message, dated Jul 9, 1912 states that "yesterday the Zeppelin landed twice in Lübeck…", it is canceled Lubeck, Jul 10; also three photos; 2.) a 5pf Germania tied on piece by a Viktoria Luise oval, Aug 11, 1913; Hansa, an unused souvenir postcard of the Hansa with onboard favor cancel, Jul 29, 1914, and three used picture postcards of the Hansa, 1912-15, two being real photos, the other a full color card by artist H.R. Schulz. Also includes an unused picture postcard of the L.Z. 14 on takeoff.
Estimate $300 - 400.