Auction #108 - WORLDWIDE + ARGENTINA: General auction, including many rarities

Official postcard franked by semi-official stamp of 20Pf. (without regular postage of 5Pf., and therefore it recieved a postage due mark of "10" in blue pencil), special cancellaction "Flugpost am Rhein u. am Main - Frankfurt - 16/6/12", VF quality, market value US$200 or more!