Stamps & Covers Public Auction 359

1861 Washington 90c blue, first design 'Premiere Gravure' on semi- transparent stamp paper, imperf proof which has been privately perforated to look like the issued stamp. Superb UN as made. Sc 62 would cat US$50,000 (see description under 72-E7h), while even as imperf proof Sc 62a cat US$2750+ (Sc 72-E7g). SG 59 cat £50,000. Extremely rare in any condition. 1998 PF/NY photo-cert. (P)