Guyana 1985 Orchid Double Impression One Inverted ERROR Imperf Sheet of 4. Value omitted MNH 12661 Miltonia Phalaenopsis series 2 plate 79 Imperf Miniature block in black amp Yellow colors only with blue amp red from another value plate 72 printed INVERTED. Center inverted On Mar-26-22 at 13:17:46 PDT, seller added the following information: