Heinrich Köhler 384 Auction – Day 1 Single Lots: Europe and Colonies, Kingdom of Lombardy–Venetia – The "P.G." Collection

15 cmi. blue, type II, tied by Papal State straight-line "CONSELICE" two envelope with adjacent c.d.s. "LUGO 2 GEN. 64", to Imola, with arrival mark. Very fine. A very rare untaxed usage after validity and very scarce cancellation on this issue. Signed Alberto Diena and certificate Bottacchi (2024)