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Continue to ChatGuernsey-Sark Commodore Shipping 1961 Europa (4v, 8d to 3s, U/M) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-offshore-islands/sark/guernsey-sark-commodore-shipping-1961-europa-4v-8d-to-3s-u-m/