1951, Definitive issue $1 red (Peace, Justice, Security) IMPERFORATE PROOF affixed into map 'Joh. Enschede en Zonen' with black handstamp 'COLOR AND DIE PROOF APPROVED …. UN POSTAL ADMINISTRATION' and signature, fine and scarce! (Mi. 11)

1956, Human Rights Day (Flame and Globe) set of two 3c. carmine and 8c. dark blue both in IMPERFORATE PROOFS affixed to individual cards 'Thomas De La Rue & Co. Ltd., London' with purple handstamps 'COLOR AND DIE PROOF APPROVED ('Approved' crossed out) …. UN POSTAL ADMINISTRATION' dated '8 Oct. 56', fine and scarce! (Mi. 53/54) (Image)

1959, World Refugee Year (Emblem) set of two 4c. red and 8c. blue-green with marginal inscriptions in not realised violet colour both in IMPERFORATE PROOFS affixed to individual cards with handstamps 'COLOR AND DIE PROOF APPROVED ('Approved' crossed out) …. UN POSTAL ADMINISTRATION' dated '2 Sept. 59' and signatures, both with blue hs. 'C. B. N. Co. OTTAWA Engraving Dept.' on reverse, 8c. slight toning otherwise fine and scarce! (Mi. 82/83) (Image)

1960, General Assembly Meeting (Chaillot Palace Paris) set of two 4c. and 8c. both in IMPERFORATE PROOFS affixed to individual cards 'Thomas De La Rue & Co. Ltd., London' with handstamps 'COLOR AND DIE PROOF APPROVED …. UN POSTAL ADMINISTRATION' dated '12 Nov. 59' and signatures, fine and scarce! (Mi. 84/85) (Image)

1960, 5th World Forestry Congress in Seattle (Tree, FAO and UN Emblems) set of two 4c. and 8c. in IMPERFORATE PROOFS affixed into official map 'Government Printing Bureau Tokyo' dated 'April 12, 1960', fine and scarce! (Mi. 88/89)

1962, World Health Organization WHO (The World against Malaria) set of two 4c. and 11c. both in IMPERFORATE PROOFS affixed to individual cards 'Harrison and Sons Limited, London', fine and scarce! (Mi. 116/17) (Image)

1966, 200th Anniversary of UN Childrens Fund (UNICEF) set of three 4c., 5c. and 11c. (Children of various races) in IMPERFORATE PROOFS affixed on individual cards 'Thomas de la Rue & Company Limited London' with handstamps 'COLOR AND DIE PROOF APPROVED … UN POSTAL ADMINISTRATION' dated '16.8.66', fine and scarce! (Mi. 171/73) (Image)

1968, Art at UN set of two 6c. and 75c. 'Statue by Henrik Starcke' in two IMPERFORATE PROOF sets in unissued and issued colours on gummed paper (mint lightly hinged), fine and very scarce! (Mi. 198/99) (Image)

1984, Flags of UN members part 5 (Burundi to Australia) complete set of 16 in IMPERFORATE PROOFS affixed on three parts of cards 'Helio Courvoisier SA' with handstamps 'DIE PROOF APPROVED … U.N. POSTAL ADMINISTRATION' but ten proofs with handstamps 'DIE PROOF APPROVED WITH CORRECTIONS' and two proofs (Pakistan and Italy) marked 'DIE PROOF NOT APPROVED' all with signatures and dated '2.9.82' or '21 Sept. 1983', fine and very scarce! (Mi. 448/63) (Image)

1986, Stamp Collecting 22c. IMPERFORATE PROOF in black affixed to card with handstamp 'DIE PROOF APPROVED … U.N. POSTAL ADMINISTRATION' with signature dated '9 July 1985', fine and scarce! (Mi. 495) (Image)

1988, International Fund for Agricultural Development 33c. multicoloured IMPERFORATE block of six from right margin, MNH with red security fingerprints, scarce block! (Image)

1988, Health in Sports two sets of two 25c. 'Cycling' and 38c. 'Marathon' in IMPERFORATE PROOFS affixed in four individual official maps 'Government Printing Bureau Tokyo' with different handstamps 'DIE PROOF NOT APPROVED … U.N. POSTAL ADMINISTRATION' (dated 10 Feb. 1988, both with TAB) or 'DIE PROOF APPROVED … U.N. POSTAL ADMINISTRATION' (dated 29 Feb. 1988) all with signatures, fine and very scarce! (Mi. 551/52) (Image)

1991. Rights of the child. Die proofs for the issues of New York (Mi #615/16), Geneva (Mi #202/03) and Vienna (Mi #117/18). Mounted together in a Questa presentation folder. VARIETY: one value of the New York issue shows face value 90c instead of issued 70c! (Image)

1971, Painting 'Maia' by Pablo Picasso complete set of three stamps of the offices in Geneva and New York in IMPERFORATE PROOFS affixed into folder 'Courvoisier S.A.', fine and scarce! (Sc. NY 224/25 + Geneva 21; Mi. NY 240/41 + Genf 21) (Image)

1973, Fight against drug abuse complete set of three stamps of the offices in Geneva and New York in IMPERFORATE PROOFS in miniature sheet form affixed into folder with handstamp 'COLOR AND DIE PROOF APPROVED …. UN POSTAL ADMINISTRATION' and signature dated '11 Oct 72', fine and scarce! (Sc. NY 236/37 + Geneva 32; Mi. NY 256/57 + Genf 32) (Image)

1977, UN Water Conference complete set of four stamps of the offices in Geneva and New York in IMPERFORATE PROOFS from upper margins with TABS on gummed paper with some toning/blemishes in top margins, scarce proofs! (Sc. NY 283/84 + Geneva 65/66; Mi. NY 305/06 + Genf 64/65) (Image)

1984, Future for Refugees complete set of six stamps of the offices in Geneva, New York and Vienna in IMPERFORATE PROOFS marked 'A' or 'B' affixed to large card (with additional tape) 'Helio Courvoisier SA' handstamped 'DIE PROOF APPROVED (Text Only) …. U.N. POSTAL ADMINISTRATION' and signature dated '9 Jan 1984', fine and very scarce! (Sc. NY 423/24, Geneva 126/27 + Vienna 44/45; Mi. NY 446/47, Genf 124/25 and Wien 43/44)

1991, 40th Anniversary of UN Postal Administration complete set of six stamps of the offices in Geneva, New York and Vienna showing early stamps of UN New York in IMPERFORATE PROOFS on ungummed paper (probably removed from presentation folder), fine and scarce! (Sc. NY 597/98, Geneva 207/08 + Vienna 121/22; Mi. NY 621/22, Genf 206/07 and Wien 121/22) (Image)

1983, World Food Program 1.50fr. blue IMPERFORATE PROOF from left margin with TAB '1983' affixed into official map 'Government Printing Bureau Tokyo' with handstamp 'DIE PROOF APPROVED … U.N. POSTAL ADMINISTRATION' with signature dated '23 Nov. 82', fine and scarce! (Sc. 116)

1995, 50th Anniversary of UN 0.80fr. IMPERFORATE PROOF with wide margins affixed on card with handstamp 'DIE PROOF APPROVED … U.N. POSTAL ADMINISTRATION' dated 7 Sept 1994 with signature, fine and scarce! (Sc. 262) (Image)

1999, Definitive issue 1.70fr. 'Palais Wilson Geneva' in three IMPERFORATE PROOFS in different shades, mint never hinged and scarce (Sc. 332) (Image)

1979, Definitive issue complete set of six 50gr. to 10s. in IMPERFORATE PROOFS affixed in folder 'Helio Courvoisier S.A.' with handstamps 'DIE PROOF APPROVED WITH CORRECTIONS … U.N. POSTAL ADMINISTRATION' (for four values) or 'DIE PROOF APPROVED …' (for 6s. and 10s.) dated 6 Feb. 79 with signature, fine and scarce! (Sc. 1/6) (Image)

1986, Stamp Collecting 6.50s. IMPERFORATE PROOF in black affixed to card with handstamp 'DIE PROOF NOT APPROVED … U.N. POSTAL ADMINISTRATION' with signature dated '9 July 1985', fine and scarce! (Sc. 63)

1989, Declaration of Human Rights part 1 set of two 4s. and 6s. both in horizontal IMPERFORATE PROOF strips of three with Tabs at bottom (Articles 5 and 6 in different languages) affixed in individual official maps 'Joh. Enschede en Zonen' with handstamps 'DIE PROOF APPROVED WITH CORRECTIONS … U.N. POSTAL ADMINISTRATION' dated '14 August 1989' with signatures, fine and scarce! (Sc. 95/96) (Image)

1995, 50th Anniversary of UN 3s. 'people of different nations'in a complete IMPERFORATE sheetlet with twelve stamps with margins on three sides and TABs at left and right, MNH and very scarce (Sc. 191) (Image)