A field-trip guide to Yellowstone National Park, Wyoming, Montana, and Idaho: volcanic, hydrothermal, and glacial activity in the region.  by Robert O. Fournier [and others]
Contributors: Fournier, R.O.
Publisher: Dept. of the Interior
Place of publication: Washington
Language: eng
Number of pages: 46
Subjects: Geology - Yellowstone National Park; Geology - Guidebooks - Yellowstone National Park
Notes: 11