Auction #94 WORLDWIDE AIR POST STAMPS AND POSTAL HISTORY

OVERPRINTS OF TYPE 5 COLLECTION ON STOCKPAGES: 1918,86 mostly mint stamps (16 - used), including 3 stamps of 3.50r and 7r on vertically laid paper, perforated 2k-10r and imperforated 1k-10r with several strips and blocks, 12 stamps with inverted (2 tete-beche pairs), 1 sideways and 3 double overprints, nice and clean assembly, full/large part of OG or used, F/VF, ex-Dr. Seichter and Dr. Zelonka, Bulat #1184/219, C.v. $4,520++ (2 stamps not priced), Est. $1,300-$1,600