Slide show on gravel deposit models and measuring aggregate quality, Front Range urban corridor, Colorado [electronic resource] / by David A. Lindsey and William H. Langer.
Imprint
[Denver, CO] : U.S. Dept. of the Interior, U.S. Geological Survey, [1998]
Originally presented as "Gravel deposit models of the Front Range urban corridor, Colorado" at the 34th annual Forum on Industrial Minerals, May 2-6, 1998, Norman, Oklahoma.
"Last modified Friday, June 26 1998."
Form
Mode of access via Internet from the USGS web site.
