1929-81 selection of 19 first flight covers, Balloon Flights, etc., including 1929 Poznan Exhibition label on cover to Warszawa, two 1934 Gordon Bennett Challenge labels on cover to Radom and another with Balloon "Syrena" to Czechoslovakia, 1936 Moscicki Club race automobile after Balloon, addressed to Jan Zamoyski, 1939 Balloon "Moscice" and "Pomorze" (2), also two registered and flown covers franked with FDR, Kosciuszko & Pulaski (C26A-C), etc. (Image)

Est.$250