unused 1918-19 War Tax, a study collection comprising 1918 (Feb.-July) 1d. (41, one used) and 3d. (63 with nine used including seven on two covers), 1918 (July) 3d. (96 with one overprinted "SPECIMEN" and a block of four used on cover) and 1919 (Mar.) 3d. (24 with two overprinted "SPECIMEN"), many in blocks of four or larger showing either plate flaws or minor varieties of overprint. A fine lot all neatly mounted and written up on album pages