V74-75P, 1987 5s-6s UN Day, Sheet layout models, set of two approved margin designs for sheets of 12 with simulated perforations, black approval handstamp with signature of UNPA Chief, very fine (Image)

CV.

VUX3PD, 1985 4s UN Emblem Postal card, Die proof, on card stock, approval handstamp on reverse signed by G. Grunnwald (Chief, UNPA), very fine, just three recorded (Image)

CV.

VUX7PD, 1993 6s Donaupark Postal card, Die proof, approved die proof on card stock, front and back printed separately, mounted on Leigh-Mardon presentation card, two different UNPA approval handstamps with signatures, very fine (Image)

CV.