Guyana 1985-89 Orchids Series 2 Plate 46, 55, 57 & 81 (Sanders' Reichenbachia) unmounted mint imperf se-tenant sheetlet of 4 in blue & red colours only with black & yellow from another value (plate 31) printed inverted, most unusual and spectacular
Guyana 1985-89 Orchids Series 2 Plate 46, 55, 57 & 81 (Sanders' Reichenbachia) unmounted mint imperf se-tenant sheetlet of 4 in blue & red colours only with black & yellow from another value (plate 31) printed inverted, most unusual and spectacular