UBB.threads Forums Edged Weapons Miscellaneous Dagger Forum D. O. V. BERLIN (Dolch)

I found an image of a probably 1889 model, German sword on the popular action site with "Deutscher Offizier Verein, Berlin" on the tang and on the other side of tang, maker's mark, "A (balanced scales) C", the mark of Alexander Coppel.