"The Elevation of the Great Elector into Olympus". Oil on canvas (destroyed in World War II). Ceiling painting (detail: female allegory with wreath of grain ears and the Brandenburg eagle), City Palace, Potsdam. Seen together with the allegory with the cornucopia and the putto strewing coins, the allegory with the wreath of grain ears is part of a trio of Abundantia. The Prussian eagle and Brandenburg coat of arms belong to the allegory of good governance.