Page:Early Man in Britain and His Place in the Tertiary Period.djvu/199

] the north, the valley gravels are composed to a considerable extent of débris washed out of the boulder clays, and are therefore later; some of the Palæolithic implements are made of ice-borne quartzites. It may therefore be concluded that man was probably pre-glacial and glacial in Europe, but certainly post-glacial in the area north of the Thames. 39.—Flint Hâche, Hoxne, $1⁄2$.