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Continue to ChatStaffa 1972 Royal Silver Wedding (8v, 1p to 15p, CTO) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-offshore-islands/staffa/staffa-1972-royal-silver-wedding-8v-1p-to-15p/
Staffa 1972 Royal Silver Wedding (8v, 1p to 15p, CTO) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-offshore-islands/staffa/staffa-1972-royal-silver-wedding-8v-1p-to-15p/