Remarks on the Sandstone and Flœtz Trap Formations of the Western Part of the Valley of the Mississippi. By E. P. James, Attached to the Exploring Expedition Commanded by Major S. H. Long, of the United States Engineers. And by the Major Communicated to the Society, with the Permission of the Hon. J. C. Calhoun, Secretary of War
Published in Transactions of the American Philosophical Society, in 1825, in volume 2, pages 191-215
Date published:1825