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

First Issue 1866: 10 pi. slate, wmk. upright, perf. 12½ on three sides, perf. 13 at right; an unused example (position 20), showing variety "White hole below "P" of "PE" at lower right Retouched" (only retouched on positions 18, 19 and 20), fine deep shade with large margin at top, trivial imperfections, unused without gum. Signed Todd AIEP. Nile Post D7m = $ 600 / Gi = £ 550.