with
the music, and with a sharp and rebounding blow, in which, the Indians
tell us, is the great medicine (or mystery) of the operation. Every
tribe has its factory in which these arrow-heads are made, and in those
only certain adepts are able or allowed to make them for the use of the
tribe."
Arrow-heads of glass, flint, obsidian, or similar substances
1 American Naturalist, vol. 4, p. 139, May, 1870.