The duration of Niagara Falls
By: by J.W. Spencer
Publisher: publisher not identified
Published: 1894
Place of publication: Place of publication not identified]
Language: eng
Number of pages: 472
Subjects: Geology; Géologie
Other titles: American journal of science.
Notes: Caption title.

"Read before the meeting of the American Association for the Advancement of Science, Aug. 20, 1894."

Offprint: The American journal of science, Vol. 48 (Dec., 1894).

Includes bibliographical references.