Auction 309-320 - Europe & Overseas Egypt, including the Constantin Kelemenis - Day 4

Bulaq Issue 1874/75: Bulaq 2½ pi. violet, wmk. inverted, perf. 12½, an unused block of twenty-five (5 x 5), of lovely rich colour (positions 151-155 / 191-195), foliate marginal from lower left corner of the sheet, the fourth stamp, position 154 with inverted stereo - horizontally and vertically "tête-bêche", one stamp with coloured spot on face otherwise superb, large part or unmounted og. A rare and spectacular multiple. Signed Todd AIEP. Cert. G. Oliva (1958) Nile Post D28a = $ 600+ / Gi = £ 400+.