The distribution of ancient volcanic rocks along the eastern border of North America
By: by George H. Williams
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 44115; CIHM/ICMH microfiche series -- no. 44115
Publisher: University Press
Published: 1894
Place of publication: Chicago
Language: eng
Format: Microform
Number of pages: 21
Notes: Cover title.

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

Includes bibliographical references.

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.