Rocks in the Chiricahua National Monument and the Fort Bowie National Historic Site, John V. Bezy, Arizona Geological Survey 2001
Interpretive Map and Guide to the Volcanic Geology of Chiricahua National Monument and Vicinity, Cochise County, Arizona; John S. Pallister & Edward A. du Bray, US Geological Survey 1997
Fort Bowie, Arizona Combat Post of the Southwest, 1858-1894; Douglas C. McChristian, University of Oklahoma Press, 2005
A Clash of Cultures, Robert M. Utley, National Park Service, 1977
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Last updated: February 24, 2015