Neolithic, 6th-3rd millennium BC. A group of flint tools from Grime's Graves, Norfolk. 2.9 kg total, 4-11cm (1 1/2 - 4 1/2"). From the private collection of Ronald G.P. Kerridge (d. 2013), Sussex historian, author, and archaeologist; found Grimes Graves, Norfolk, UK, since 1960. [12, No Reserve]