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Continue to ChatTalyllyn Railway 1975 150th Anniversary of the Stockton and Darlington Railway 10p (U/M) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-railway-letter-labels/talyllyn-railway/talyllyn-railway-1975-150th-anniversary-stockton-darlington-railway-10p-u-m/