Award certificate memorial medal from captured cannons bronze, fold traces, margin lower left slightly fringed, condition II. Heinrich Friedrich Christian Ludwig Retzmann ( born 27. April 1872 in Hanover; perished 4. November 1959 in Bad Salzschlirf) was a German naval officer, diplomat (Marine Attach+_) and businessman, the at the 26. November 1919 under simultaneous transport to the rear admiral from the Assets marine service release was.