Heinrich Köhler 383rd Auction – Day 3 Single Lots: German Empire 1872 – 1945 German Reichspost – Shield Issues – The Michael Rehme Collection (part II)

"BERLIN H.P.A. F. N2 28.6.71" in red on Norddeutscher Postbezirk postal stationery envelope 1 Groschen with blue "BERLIN 28.6.71" as parcel accompanying letter with red chalk cancellation "13(1)" to Teplitz. The envelope with slightly traces of transport, otherwise in perfect condition, a decorative and scarce partial cash franking as Reichspost forerunner, only four copies have been registered so far