Litchfield, Isaac W, Massachusetts Institute of Technology. Society of Arts · Boston, Mass. : The Society · leaf 109
Science Conspectus 99 … 4 ;*"<" I and 1. Paleoliths, Chellean Epoch; the Figure 1 — A. Eolith, Mafflean Culture Epoch, Belgium. Paleoliths, Acheuilian, France. C. Neo- former from Kent, England; the latter from Chelles, France. lith, Denmark. (A, B, C after MacCurdy from Osborn; 1, 2 after de Mortillet from Hoernes)…
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