The distribution of ancient volcanic rocks along the eastern border of North America
By: by George H. Williams.
Publisher: University Press
Published: 1983
Place of publication: Chicago
Language: eng
Format: Microform
Number of pages: 21
Subjects: Petrology -- North America.; Volcanic ash, tuff, etc. -- North America.; Rocks, Igneous.
Other titles: Journal of geology.
Notes: Cover title.

Includes bibliographical references.

Reprinted from the Journal of Geology, Vol. 2, No. 1, Jan-Feb, 1894.

Filmed from a copy of the original publication held by the Library of Congress, Photoduplication Service. Ottawa : Canadian Institute for Historical Microreproductions, 1983.

31 p. : ill., maps ; 24 cm.