Published in 2004 as Kansas Geological Survey Bulletin 249. This is, in general, the original text, figures and tables as printed. Book can be ordered by calling 785-864-3965, or online at Kansas Geological Survey Publications Sales.

The Kansas Geological Survey compiled this publication according to specific standards, using what is thought to be the most reliable information available. The Kansas Geological Survey does not guarantee freedom from errors or inaccuracies and disclaims any legal reponsibility or liability for interpretations made from the publication or decisions based thereon.

Editor: Marla Adkins-Heljeson

Designer: Jennifer Sims