Prussia 1 SilberGroschen Postal Stationery, 1867

Prussia · 1867 · 1 Sgr

The stamp features the numeral '1' within an oval frame, surrounded by the inscription 'KÖNIGL. PREUSS. POST' and 'EIN SILBERGROSCHEN'. It is printed on a fragment of a pre-stamped envelope, cancelled at Oliva bei Danzig.

This stamp represents the postal system of the Kingdom of Prussia in 1867, a pivotal year just before the formation of the North German Confederation and the eventual unification of Germany under Prussian leadership.