Version history for Draut, Amy E., Clift, Peter D., and Blodgett, Robert B., 2006, Field-trip guide to volcanic and volcaniclastic deposits of the Lower Jurassic Talkeetna Formation, Sheep Mountain, south-central Alaska: U.S. Geological Survey Open-File Report 2006-1124 [available on the World Wide Web at http://pubs.usgs.gov/of/2006/1124/ ]. Version 1.0, July 27, 2006 Initial release online at http://pubs.usgs.gov/of/2006/1124/