Note 22 — 5 EARLY MAN IN THE OLD WORLD
Reading edition
Henry F. Osborn, Men of the Old Stone Age (1915), 351. Nels C. Nelson, “Succession of Prehistoric Ages in Egypt and in Europe” (chart), in Henry F. Osborn, The Age of Man (1944), 44. Kirtley F. Mather, Sons of the Earth (1930), 160.