The Yellowstone Association
This guide was published for your use by The Yellowstone Association for Natural Science, History & Education, Inc. in cooperation with the National Park Service, U.S. Department of the Interior.
The Yellowstone Association is a non-profit organization dedicated to service to the park and its visitors. Your donation will be used for this purpose.
For information about other pamphlets, books, and maps pertaining to Yellowstone National Park or Association membership and educational activities, write to P.O. Box 117, Yellowstone National Park, Wyoming 82190.
printed on recycled paper