U.S. & Worldwide Stamps & Postal History
September 13-14, 2017
| Images | Description | Current Bid |
 | Lot #1307 POLAND Flight Covers 1926 (17 Oct) Balon Poznan flight cover to Warszawa (19 Oct) with 1zl Balloon Post, used in combination with 1gr and 5gr L.O.P.P. labels, plus 5gr government franking, cancelled Swislocz (21 Oct) on arrival, fine and unusual triple franking combination  | Price Realized $450.00 |
 | Lot #1308 POLAND Flight Covers 1927 (28 Sep) cover franked with 10gr and 20gr, used in combination with 5gr L.O.P.P. surcharged "III.T.L. 10gr" in black (Third Air Week), flown from Warszawa to Lwow, with arrival pmk. A fine example of this rare overprint on cover, possibly the only recorded, ex-Boonshaft | Price Realized $750.00 |
 | Lot #1309 POLAND Flight Covers 1928 (30 Sep) Balon Warszawa flight cover to Torun, franked with 1zl Balloon Post, used in combination with 5gr government franking, cancelled Wasilkow (1 Oct), filing fold at bottom, well away from the stamps, fine | Price Realized $230.00 |
 | Lot #1310 POLAND Flight Covers 1929 (2 Mar) Warszawa to Lwow, cover franked with 2x5gr, used in combination with 10gr and 50gr L.O.P.P. labels, charged additional 5gr on arrival, with appropriate markings, fine and scarce | Price Realized $230.00 |
 | Lot #1311 POLAND Flight Covers 1929 (31 Dec) cover flown from Warszawa to Lwow, franked with pair of 5gr, used in combination with 10gr rose (Tarnopol) L.O.P.P. label, departure and arrival pmks on front, fine, signed G.A.G. Thoolen | Price Realized $240.00 |
 | Lot #1312 POLAND Flight Covers 1934 (11 Sep) Warszawa to Lwow, flown cover franked with 20gr overprinted Challenge, with corresponding commemorative cancel, used in combination with 10gr label, fine, with arrival pmk | Price Realized $190.00 |
 | Lot #1313 POLAND Flight Covers 1938 (15 July) First flight cover and card from Vilnius to Kaunas, each with appropriate "Wilno-Kaunas" cachet and arrival pmks, v.f. | Price Realized $140.00 |
