Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Poland - AIR POST COLLECTION ON PAGES: 1925-62, 83 mint stamps, 4 souvenir sheets and 1 sheetlet, starting with the first Biplane set, including Centaur 50zl in imperforate vertical pair (not counted), imperf Postal Transports of1952 in blocks and singles, souvenir sheet of 5zl in dark blue and many more, full OG, NH, Fischer C.v. is about PLN3,500=US$820, Est. $500-$600, Scott #C1/52a