Jump to navigation
Five Systems
Keyword:
User login
Username or e-mail
*
Password
*
Request new password
Life pulse
author:
Eldredge, Niles
Discusses key episodes or turning points in the earth's evolution by exploring quarries, climbing outcroppings, etc.
year:
1987
call number/section:
560
subjects:
paleontology, historical geology, life (biology), fossils
