Suggested citation and version history for Carlson, Mary H., Zientek, Michael L., Causey, J. Douglas, Kayser, Helen Z., Spanski, Gregory T., Wilson, Anna B., Van Gosen, Bradley S., and Trautwein, Charles M., 2007, A compilation of spatial digital databases for selected U.S. Geological Survey nonfuel mineral resource assessments for parts of Idaho and Montana: U.S. Geological Survey Open-File Report 2007-1101 [http://pubs.usgs.gov/of/2007-1101/]. Version 1.0, May 14, 2007 Initial release online at http://pubs.usgs.gov/of/2007/1101/