News & CommentScientific Events

THE CURRENT PROGRAM OF THE ILLINOIS STATE GEOLOGICAL SURVEY

See allHide authors and affiliations

Science  10 Aug 1928:
Vol. 68, Issue 1754, pp. 129
DOI: 10.1126/science.68.1754.129

This is a PDF-only article. The first page of the PDF of this article appears below.

PDF extract preview