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 Date: 2013-06-19 12:07:13James Hall Science William Embry Wrather Thomas Brennan Nolan Geology Ferdinand Vandeveer Hayden United States National Park Service |
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| First Page | Document Content | |
|---|---|---|
Date: 2013-06-19 12:07:13James Hall Science William Embry Wrather Thomas Brennan Nolan Geology Ferdinand Vandeveer Hayden United States National Park Service |
Add to Reading List |
PRESIDENTIAL ADDRESS OF J.J. STEVENSON GSA Bulletin, v. 10, p. 83–[removed]February[removed]Read before the Society 28 December[removed]OUR SOCIETY