Your PDF has successfully downloaded.
You may be interested in finding more content on these topics:
You are not currently logged in.
Access JSTOR through your library or other institution:
The Geological Congress at St. Petersburg
John J. Stevenson
New Series, Vol. 6, No. 149 (Nov. 5, 1897), pp. 673-675
Published by: American Association for the Advancement of Science
Stable URL: http://www.jstor.org/stable/1623454
Page Count: 3