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

1885 (September 22), 5pa lilac on pale lilac, perforated 13.5, overprint Type IV, horizontal pair, tied to postal card to Plovdiv by blue Poste Slivno c.d.s., with next-day c.d.s. arrival backstamp, a fine example paying the 10pa inland postcard rate, handstamped “Rossl”