like German Empire with 9 cards and covers bearing SAF Flight Zeppelin stamps and four covers bearing Chicagofahrt Zeppelin stamps, furthermore US Zeppelin 50c. green total of 32 cards and covers, mostly single franking but also some multiple franking, each single franking of 1.30$ and 2.60$ and also Brazil frankings, Soviet Union Polar flight with 35k. and 2r. imperf etc., mostly good condition