Tannenberg Issue 1894/1906: The unused collection with 2½ d. violet-blue and overprinted SPECIMEN, 5 d. brown-purple unused and overprinted SPECIMEN, 2½ d. violet-blue perf. 15, 5 d. brown-purple unused, 2½ d. indigo blocks of four (2) perf. 12½ and 5 d. brown-purple in a block of four, and 1899/1905 ½ d. block etc. A fine group (18 items) Gi = £ 660 in envelope
