Special storage rooms for grain have existed since prehistoric times [7]. Their distribution and size correspond to population growth and agglomeration. Basic requirements were protection from fire, damp, and vermin (rats, mice, birds). In the countryside, this was achieved by building granaries raised on pillars (German Getreidekasten, Haferkasten, “grain/oat box”), located away from other buildings of the peasant economy. Towns and cities,…