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

Penasson Issue 1872 (Jan  1): 20 pa. deep blue, wmk. upright, perf. 12½ x 13½, an unused block of nine (positions 7-9 / 17-19 / 27-29), of fine fresh colour, large part or unmounted og. Rare Nile Post D16 = $ 1'300+.