KOREA - SOUTH - 1971 The Work of the United Nations Organizations se-tenant block of 25, SG 922a, never hinged mint, cat £100. (25 stamps) (Image1)

Est. £33-35

UNITED NATIONS - 1994-1996 ENDANGERED SPECIES sheetlets from Geneva, New York and Vienna offices (9 sheetlets) (Image1)

Est. £50-60

UNITED NATIONS - GENEVA 1987 large UNADOPTED ESSAYS for the 50c Shelter for the Homeless issue (Scott 154), printed on the cardboard with plastic overlays of the inscriptions, submitted by Ari Ron from Israel, with archive handstamp and notes on reverse. Overall sizes approx 285x230mm. Unique! (Image1)

Est. £100-150

UNITED NATIONS - GENEVA OFFICE 1950 Overprints on Swiss stamps complete, Michel 1/20, never hinged mint (20 stamps). (Image1)

Est. £140-160

UNITED NATIONS - NEW YORK ARTWORK 1971 20c Universal Postal Union Headquarters (Scott 219) - pencil sketch by the designer Olav Mathiesen used in creation of this issue, overall size approx 280x212mm. A unique original item of UPU artwork, with Gaines photo-certificate. (Image1)

Est. £150-200

UNITED NATIONS - NEW YORK OFFICES 1955 10th Anniversary Souvenir sheet, 1st printing, Scott 38, never hinged mint (Image1)

Est. £45-50

UNITED NATIONS - NEW YORK OFFICES 1951-83 COMPLETE NEVER HINGED MINT COLLECTION in a hingeless album, all different, incl. 1955 Anniversary mini-sheet etc. (365+ stamps & 7 m/s) (Image1)

Est. £50-60

UNITED NATIONS - NEW YORK OFFICES 2003 Greetings from the United Nations complete SE-TENANT SHEET with labels, Scott 857a, never hinged mint. (Image1)

Est. £80-90

UNITED NATIONS - NEW YORK OFFICES 1996 32c WFUNA - World Federation of United Nations Associations PROGRESSIVE COLOUR IMPERF PROOFS horizontal GUTTER STRIPS of 4 complete set, Scott 671PP, superb never hinged mint, very fresh & scarce. (6 strips = 24 proofs) (Image1)

Est. £250-300

UNITED NATIONS - NEW YORK OFFICES 1980 20c Economic and Social Council IMPERF PLATE PROOFS BLOCK of 4, Scott 342Pl, superb never hinged mint with inked fingerprints on the reverse as security device, very fresh & scarce, only 50 produced. (4 proofs) (Image1)

Est. £140-160

UNITED NATIONS - NEW YORK OFFICES 1990 45c 45th Anniversary seven different PROGRESSIVE COLOUR IMPERF PROOFS PAIRS, Scott 578PP, superb never hinged mint, very fresh & scarce. (7 pairs = 14 proofs) (Image1)

Est. £140-160

UNITED NATIONS - NEW YORK OFFICES 1981 International Year of the Disabled IMPERF PLATE PROOFS PAIRS complete set, Scott 344Pl & 345Pl, superb never hinged mint, with inked fingerprints on the reverse as security device. Very fresh & scarce, only 50 pairs produced. (2 pairs = 4 proofs) (Image1)

Est. £140-160

UNITED NATIONS - NEW YORK OFFICES 1971 8c UN Headquarters IMPERF PLATE PROOFS PAIR, Scott 222Pl, superb never hinged mint, with inked fingerprints on the reverse as security device. Very fresh & scarce. (2 proofs) (Image1)

Est. £70-80

UNITED NATIONS - NEW YORK OFFICES. 1979 Undro Disaster Relief IMPERF PLATE PROOFS PAIRS complete set with UN emblem in margins, Scott 308PI & 309PI, superb never hinged mint, very fresh & scarce, only 50 pairs of each produced. (2 pairs = 4 proofs). (Image1)

Est. £140-160

UNITED NATIONS - VIENNA 2007-2015 never hinged mint collection of personalized complete sheets, with 2007 Essen and Space; 2008 Essen and WIPA; 2009 Essen and Vienna Centre; 2010 UNODC (Human Trafficking); 2011 Greetings (both issues); 2012 Essen; 2013 Sindelfingen and UNCAC (Corruption); 2014 Vienna Centre and FAO (Food & Agriculture); 2015 Greetings, UNCAC (Corruption), and Doha (17 sheets) (Image1)

Est. £220-280

UNITED NATIONS - VIENNA OFFICES 1985-2000 never hinged mint collection, almost complete with many sheetlets, booklets, booklet panes, se-tenant pairs, strips & blocks with various combinations, stamps with marginal inscriptions etc. (+/- 790 stamps, 57 m/s, sheetlets & panes & 4 booklets) (Image1)

Est. £180-220