1888 German Empire official cover Berlin – Lychen with 10 Pfennig stamp and eagle seal

Original 1888 postal cover from the German Empire, sent from Berlin to a royal authority in Lychen. The front shows a red 10 Pfennig “Deutsches Reich / Reichspost” stamp with a clear circular Berlin datestamp dated 19 July 1888 (4–5 N) and neatly written old German script. On the reverse there is a