Neolithic, 2nd millennium BC. A large oval stone saddle quern with concave and curved upper grinding surface for grinding grains; with a flattened almost cuboidal grinding stone. See Archaeological Museum at Stavanger University, Norway for very similar examples, with a copy of the Museum article included. 4.2 kg total, 7-32cm (2 3/4 - 12 1/2"). From the family collection of a South East London collector; formerly acquired in the late 1950s. [2, No Reserve]