Guyana 1985-89 Orchids Series 1 plate 42 (Sanders' Reichenbachia) 225 on 150c unmounted mint, unlisted by SG
Guyana 1985-89 Orchids Series 1 plate 42 (Sanders' Reichenbachia) 225 on 150c unmounted mint, unlisted by SG
Guyana 1985-89 Orchids Series 1 plate 42 (Sanders' Reichenbachia) 225 on 150c unmounted mint, unlisted by SG