Lot 31307 – 1921-23 £1 Purple & Black on red and 10s green & red on pale yellow with SPECIMEN overprints

1921-23 10s green & red on pale yellow and 1924-28 £1 purple & black on red with SPECIMEN overprints, mint hr and mint lh respectively, the £1 with surface abrasion spot by “A” at left and 10s with small natural paper thin streak above first I of SHILLINGS, ex “Tatiana”.