Pre-historic times: as illustrated by ancient remains and the manners and customs of modern savages (1900)
Lubbock, John, Sir, 1834-1913 · London, Edinburgh [etc.] : Williams and Norgate · leaf 144
obsidian. In fig. 88 we seethat another flake had Ijeeu previously taken from the sameblock. Figs. 88, 89 represent flakes of whicli the points havebeen broken off, but we see along their whole length thedepression caused by the previous removal of other flakes.The section of such a flake is,… … N . 3
Archaeology · Primitive societies
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