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Continue to ChatStroma 1962 Europa (3v, 6d to 1s9d, U/M) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-offshore-islands/stroma/stroma-1962-europa-part-set-3v-6d-to-2s6d-u-m/
Stroma 1962 Europa (3v, 6d to 1s9d, U/M) https://www.grahamlandstamps.co.uk/shop/stamps/cinderellas/gb-offshore-islands/stroma/stroma-1962-europa-part-set-3v-6d-to-2s6d-u-m/