Measurement of ridge-spreading movements (Sackungen) at Bald Eagle Mountain, Lake County, Colorado, II : continuation of the 1975-1989 measurements using a Global Positioning System in 1997 and 1999
Includes bibliographical references (leaves 21, 23).
Also available via Internet from the USGS Web site. Address as of 8-5-02: http://greenwood.cr.usgs.gov/pub/open-file-reports/ofr-00-0205/; current access is available via PURL.