Very fine real silver ashtray with engraved Luftwaffe eagle and "Offz.-Korps der Flakabteilung Döberitz". A rather early example given by officers of this Flak unit which was later known as schwere Flak-Abteilung 221 based in Berlin and Stettin during the war. Döberitz is a part of Berlin.
"800" silver stamped as well as maker marked and stamped with half-moon and crown.
