1874, 40 L. Gray lilac on blue on cover with two ring cancel from Constantinople, stamp vertical slightly cut into otherwise superb cover (Image)

1926, "semi-official airmail stamps", very fine set mint never hinged, Michel 140.- (Image)

1933, "Count Zeppelin", rest of hinge, very fine set (Image)

1933, "Aeroespresso", very fine set mint never hinged, Michel 230.- (Image)

1932, postal stamps, rest of hinge, gum partly minimal shaded otherwise very fine set (Image)

1954, "NATO", very fine set mint never hinged, Michel 120.- (Image)

1955, "antique art", very fine set mint never hinged, Michel 130.- (Image)

1988, "summer Olympic Games Seoul" in the miniature sheet (4 strip of five), mint never hinged, superb (Image)

1985-90, "Europe", all 6 sheetlet sets complete with first day postmark, no. 1742 / 3 2 x, superb, Michel 324.- (Image)

1948, registered military postal service letter with blue two ring cancel, superb (Image)

1950, illustrated military letter with back military address and military cancel, very fine (opening defects) (Image)

1958-1985, mint never hinged part of a collection, almost only superb condition, Michel approximate 440.- (Image)