1. Reed Wicander, James S. Monroe, Historical Geology: Evolution
of the Earth and Life through Time, West Publishing Company, 1993, 640
2. Richard E. Leakey, Roger Lewin, Origins, England, Rainbird Publishing
Group Limited, 1977, 264 pages.
3. Steve Parker, Micheal Day, The Dawn of Man, New Burlington Books,
1992, 143 pages ( note: the pictures on the directory pages are from the
Dawn of Man).
4. National Geographic, Volume 189, No. 3, pg. 96.
5. Out of Africa, Ruth Flanagan, Earth, pg.28.
6. Department of Earth Science, Hominid Collection (Photo of skull on title
Evolution of Man Directory