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Continue to ChatAlderney Parcel Delivery Service 1975 Transport Issue (4v, 5p to 20p, U/M) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-offshore-islands/alderney-gb-offshore-islands/alderney-parcel-delivery-service-1975-transport-issue-4v-5p-to-20p-u-m/