375rd Heinrich Köhler auction - Day 1

1891, Large unpaid official envelope with negative sender's seal "Vali-i Vilayet Yanya" (Governor of the Vilayet of Janina), from "JANINA TURQUIE 15.DECEMBRE 1891" via "AG. SARANDI 19.12.91" (cds., unrecorded) and Kerkyra 8.12.91 (Corfu, old style calendar) to the Ottoman Imperial Consulate in Patras,  The envelope was taxed with 100 lepta, paid wit 20 l. + 40 l.(2) postage dues, tied by "KERKYRA 14 DECEMBER 91" and sent to Patras 16.12.91; some staining and little roughly opened; very unusual