The geological evolution of North America : a regional approach to historical geology /
Clark, Thomas Henry, 1893-
The geological evolution of North America : a regional approach to historical geology / Thomas H Clark and Colin W. Stearn - New York : Ronald Press, 1960 - 434 p. : ill. ; 27 cm.
60-06154
Geology--North America
Paleontology--North America
Geology, Stratigraphic
The geological evolution of North America : a regional approach to historical geology / Thomas H Clark and Colin W. Stearn - New York : Ronald Press, 1960 - 434 p. : ill. ; 27 cm.
60-06154
Geology--North America
Paleontology--North America
Geology, Stratigraphic
