A very nice, extensive collection of Postal History. The collection also includes Air mail-FDC/envelopes, cards from Austria, but also several envelopes from Germany, Great Britain, Greece, Thailand, Kenya, Egypt, Switzerland, Belgium, Czechoslovakia etc. Collection also includes several well-preserved original postal receipt/Aufgabeschein with a commemorative postmark; very rare (!!!) a postal envelope with a special commemorative postmark (25 September 1971) bearing the original signature of Otto Zeiller (1913–1988) - a prominent Austrian painter, draughtsman, and stamp designer - as well as numbered limited-edition cover (N⁰. 1231) issued on September 12, 1971, on the occasion of World Children's Day (Welt-Tag des Kindes) by the organization Wiener Kinderfreunde etc. All FDC/cards with original stamps; a beautiful and well-preserved collection. Ideal for thematic collecting and exhibition purposes. A total of 257 photos. Please view all photos carefully to form your own opinion on the lot. Read the description carefully. If you are not seriously interested, please do not bid. Please don't ruin my auction. I am very seriously ill. A failed auction or non-payment takes my time. You will support me a lot and save my time. The shipment will be sent by predetermined methods via Slovak Post with tracking (registered mailing/insured). It will be well packaged, as always. CHECK out my OTHER interesting OFFERS.