1940AS13a, miniature sheet Bratislava 1937, black emblem, black text exhibition NY 1940, green exhibition hall on coupon; mint never hinged, warping paper, in margin small toned, sought
1940 Reg letter sent in USA with mounted advertising miniature sheet AS9, Praga 1938, blue emblem and black text exhibition NY 1940, blue special postmark OPENING DAY II.V.1940, franked/paid 6 pcs of stamp. USA, CDS NEW YORK 5.13.40; good condition
1941-1943 RAF / comp. 6 pcs of letters, recipient always Lubomír ÚLEHLA (1915-2006), Czech soldier, veterán 311. Czechosl. bombing wing RAF and fighter pilot Letectva Free France, various franking, MC and FP-postmark.; good condition, interesting