Gairsay 1979 Sopwith Pup (Rowland Hill) imperf souvenir sheet (£1 value) unmounted mint
Gairsay 1979 Sopwith Pup (Rowland Hill) imperf souvenir sheet (£1 value) unmounted mint
Gairsay 1979 Sopwith Pup (Rowland Hill) imperf souvenir sheet (£1 value) unmounted mint