Subject ASC0003t38
The geological magazine, or, Monthly journal of geology.
Decade 3:v.1 (1884), Page 387 (1884)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32520292
Keywords
Dawson J.W. Egypt Nicolia sandstone u. eocene m. eocene Jebel Ahmar miocene sandstone Mokattam hill section jebel egypt africa miocene sandstone ahmar eocene geyser pipe fossil tree mokattam hill sketch illustration demonstration sections geology cross-section