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page 120 note 1 Proc. Prehist. Soc., III, 1937, 221Google Scholar.
page 120 note 2 Essex Nat., XXIV, 1932, 1Google Scholar, with plan.
page 120 note 3 Quart. Journ. Geol. Soc., LXXIX, 1923, 606Google Scholar.
page 120 note 4 Kindly identified by Dr A. T. Hopwood, British Museum (Nat. Hist.).
page 121 note 1 Warren has described a Clactonian bone chopping tool from Clacton, in Proc. Geol. Assoc., LXII, 1951, 129Google Scholar, plate 7: Early Palaeolithic bone wedges from Hopefield, Cape Province, are figured by Drennan, in Illustrated London News, September 26th, 1953, p. 480Google Scholar, fig. 1. These latter are obliquely sliced metacarpal bones of an equid.