Heinrich Köhler 383rd Auction – Day 8 Special Catalogue: German States: Bavaria from 1849 – Auction of 'Missed Opportunities' – Collections – The ERIVAN Collection – 11th Auction

2 Silbergroschen black on blue, bisected diagonally, upper left half, full to large margins and very attractive fresh colours, with slightly upward numbered postmark "18" and neatly adjacent boxed cancel "HALLE A.D.WESER 6/10" (1863) on complete small folded cover to Polle in Hanover with arrival postmark of the same day. An attractive letter in original condition. Certificate RPSL (1950), Lange BPP (1998) and Dr Wilderbeek BPP (2023)