1960, Economic commission for Asia and the Far East 8c. 'Map of Far East and Steel Beam' IMPERFORATE block of six from left margin, MNH with red security fingerprints on gum, scarce and fine (Image)

1967, Truth 15c. dark brown/red brown IMPERFORATE vertical pair from upper margin, MNH with red security fingerprints on gum, scarce and fine (Image)

1972, Human Environment 15c. in six different imperforate horizontal PROGRESSIVE PROOF strips of four from right margins, MNH and scarce (Image)

1972, Human Environment 15c. multicoloured IMPERFORATE vertical pair from lower margin, MNH with red security fingerprints and minor creases, scarce pair (Image)

1992, Science and Technology for Development 50c. in six different vertical imperforate PROGRESSIVE PROOF pairs from left margins, MNH and scarce (Image)

1993, approved die proof (with corrections) in an inscription block of three plus three labels for the 29c value "Shocking Corn" of the Human Rights series, mounted in an Enschede presentation folder, additionally there is an approved die proof for the sheet layout. (Scott #627) (Image)

1994. Imperforate progressive proof (10 phases) in corner blocks of 4 for the Year of the Family series showing Parents teaching child to walk. With UNO emblem in top margin. Mint, NH. In all 40 stamps. (Image)

1996. Progressive proof (7 phases) in horizontal pairs for the 1.10fr value of the set "Plea for Peace" showing "Flowers Growing Out of a Missile". Mint, NH. In all 14 proof stamps. (Sc #293) (Image)

1997, UNO Geneva. Imperforate progressive proof (10 phases) in corner blocks of 4 for the 45c value of the "World Heritage" issue showing "Head of a single terracotta warrior". Extra wide margins with UNO emblems and color bars. Mint, NH. In all 40 stamps. (Image)

1988, Gesundheit durch Sport 6 S. Skifahren und 8 S. Tennis jeweils als UNGEZÄHNTER PROBEDRUCK vom Bogenrand mit TAB auf Unterlagskarton mit Korrekturvermerk 'Die Proof NOT APPROVED / U.N. Postal Administration (10. Feb. 1988)', sehr selten! (Image)

1989. Progressive proof (7 phases), viz color separations, in corner blocks of 4 for the 8s value of the issue "World Bank" showing "Education and Medical Care". With UN emblem in margin. Mint, NH. In all 28 proof stamps. (Image)

1952/99 (ca.) postal stationery collection of approx. 270 unused and CTO postal stationery postcards, envelopes and aerograms of all three locations (New York, Geneva and Vienna), incl. two international reply coupons