Version history for: Sherrod, David R., Taylor, Edward M., Ferns, Mark L., Scott, William E., Conrey, Richard M., and Smith, Gary A.,2004, Geologic map of the Bend 30- x 60- minute quadrangle, central Oregon: U.S. Geological Survey Geologic Investigations Series I-2683, scale 1:100,000, 2 sheets. Version 1.0 March 17, 2005 Initial release online at http://pubs.usgs.gov/imap/i2683/