Men of the Old Stone Age: Their Environment, Life and Art

by Henry Fairfield Osborn

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Upham, W.

1893.1 Estimates of Geologic Time. Amer. Journ. Sci., vol. XLV, 1893, pp. 209-220.

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Verneau, R.

1886.1 La race de Crô-Magnon. Rev. Anthropol., sér. 3, tome I, 1886, pp. 10-24.

1891.1 Cinq années de séjour aux îles Canaries. Paris, 1891.

1906.1 Les Grottes de Grimaldi (Baoussé-Roussé). Tome II, fasc. I—Anthropologie. Monaco, 4to, 1906.

Verworn, M.

1914.1 Diluviale Menschenfunde in Obercassel bei Bonn. (With Bonnet and Steinmann.) I—Fundbericht, Verworn. II—Die Kulturstufe des Fundes, Verworn. III—Die Skelete, Bonnet. IV—Über das geologische Alter der Fundstelle, Steinmann. Die Naturwissenschaften, Heft 27, Jahrg. 2, 3 Juli 1914, pp. 645-650.