Imperial German trench spring club with flexible arm and weight. The ball shaped form has one spike missing, otherwise in great condition. Marked ‘FKG’. The exact mace with ball shaped weight was at least seen on one photo with a German soldiers.
Richtkreis with a compass made by Goertz (Bussolen-Richtkreis). The Richtkreis or theodolite is used to measure horizontal and vertical angles, essential for indirect fire (fire on a target based on a fixed other point). It has Bavarian markings and the number ‘501’.