Note 9 — 2 THE ROAD OF EARLY MAN
Reading edition
Richard F. Flint and H. G. Dorsey, “Glaciation in Siberia,” Bulletin, Geological Society of America, 56:98 (1945).
Reading edition
Richard F. Flint and H. G. Dorsey, “Glaciation in Siberia,” Bulletin, Geological Society of America, 56:98 (1945).