Lot 623
623
1903-09 collection on leaves with stamp-size die proofs of the head plate and 1d. frame, set of nine overprinted "SPECIMEN", ½d. watermark inverted in a top margin horizontal pair, unused values to 1/- (9) and 5/-, 1905-09 including 4d. "IOSTAGE" in a mint block of four

Details
1903-09 collection on leaves with stamp-size die proofs of the head plate and 1d. frame, set of nine overprinted "SPECIMEN", ½d. watermark inverted in a top margin horizontal pair, unused values to 1/- (9) and 5/-, 1905-09 including 4d. "IOSTAGE" in a mint block of four