File:The ancient stone implements, weapons, and ornaments, of Great Britain (1872) (14785128545).jpg

Identifier: stoneimplementsw00evaniala (find matches)
Title: The ancient stone implements, weapons, and ornaments, of Great Britain
Year: 1872 (1870s)
Authors: Evans, John, Sir, 1823-1908
Subjects: Stone age -- Great Britain Great Britain -- Antiquities
Publisher: London : Longmans, Green, Reader, and Dyer
Contributing Library: Getty Research Institute
Digitizing Sponsor: Sloan Foundation

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Text Appearing Before Image:
ed each timethat a set of flakes hadbeen removed. The blocks arefound in various stages, rarelywith the central ridge still lefton, as Fig. 3, but more com-monly with one or more long A flakes removed from them, like Figs. 4 and 5. The sections ofeach block are shown beneaththem. Two of the flakes are re-presented in Figs. 6 and 7. Allthe figures are on the scale ofone-half linear measure. The causes why the nucleiwere rejected as useless are stillsusceptible of being traced. Insome cases they had become sothin that they would not bearre-shaping ; in others a want ofuniformity in the texture of theflint, probably caused by someincluded organism, had made itsappearance, and caused the flakesto break ofi short of their properlength, or had even made ituseless to attemj^t to strike themofi. In some rare instances,when the strikin ofi long- flakes PRESSIGNY NUCLEI. 27 liad proved unsuccessful on tlie one face, the attempt has beenmade to procure them from the other. The abundance of large
Text Appearing After Image:
Nuclei—Piessigny. masses of flint in the covmtry—some as much as two or threefeet over—has, however, rendered the workmen rather prodigal 28 MANUFACTURE OF STONE IMPLEMENTS. (cHAP. II. of their materials. The skill which has been brought tobear in the manufacture of these long flakes is marvellous, asthe utmost precision is required in giving the blow by whichthey are produced. Generally speaking, the projecting ridgeleft at the butt-end of the nucleus between the depressions,whence two of the short flakes have been struck off in chipping itsquare, has been selected as the point of impact. They appear tome to have been struck ofi by a free blow, and not b)^ the inter-

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