Men of the old stone age, their environment, life and art (1918)
Osborn, Henry Fairfield, 1857-1935. [from old catalog] · New York, C. Scribner's sons · leaf 175
Fig. 65. The single worked flint of very primitive type found in the same layer (3) withthe fragments of the Piltdown skull. After Dawson. One-half actual size. mingled with a large proportion of the phosphates, originallypresent, was a considerable proportion of iron.* The dark gravel bed (Fig.…
Prehistoric peoples · Stone age · Art, Primitive
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