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 170
ing theform of their implements but were dealing rather with thechance shapes of shattered blocks of flint, seeking with a few well-directed blows to produce a sharp point or a good cutting edge.This was the beginning of the art of retouch, which was doneby means of light blows with a second stone… … Fig. 62. Primitive gratloir, or planing tool (side and edge views), of Pre- Chellean type, found in the lowest gravels of the terraces at St. Acheul. After Commont. One-quarter actual size. tool. This was done by chipping off small flakes from the upperside, so as to give the flint a saw-like edge.…
Prehistoric peoples · Stone age · Art, Primitive
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