Airmail 1912 - 1990 (approximate. ), most interesting collections stock with above 220 documents, focal point Sail flights DR, Federal Republic of Germany / German Demokratic Republik (East Germany) and a little international, as well better like Rhein / Main, DR flight stamps 17a and 17b on glide card and so on, in addition to it glidemarken Nuremberg 1951, in this volume hardly ever offered