KuK Austria, award certificate for the military Cross of Merit 3. Class with the war decoration 3. Class, dated Vienna 23. April 1917, with large stamp seal, multiple folded, 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.