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SWITZERLAND - 1919 - 1981 AIR POST VERY FINE USED COLLECTION includes 1919 50c, 1923-37 set with extra papers (Michel 179/84 x & z), 1932 Disarmament set, 1935-37 surcharges set (ex 40c on 90c), 1941-48 set, 1944 1.50f, 1947 2.50f Swissair, Pro Aero 1938-1981 years complete, 1981 sheetlet etc. Cat €850+ (45 stamps, 1 sheetlet)