Specimen 1912-21 1c. to 20r. (both), no 6c. red but with additional 25c. (2, one on lemon and the other with white back) and 75c. (white back), all overprinted "SPECIMEN", generally fine with much original gum. S.G. 44-60., approx. £525

Details
Specimen 1912-21 1c. to 20r. (both), no 6c. red but with additional 25c. (2, one on lemon and the other with white back) and 75c. (white back), all overprinted "SPECIMEN", generally fine with much original gum. S.G. 44-60., approx. £525