Colorado coal

Main Author: Eakins, Wynn.
Other Authors: Coates, Mary-Margaret., Colorado Geological Survey.
Format: Electronic
Language: English
Published: Denver, CO : Colorado Geological Survey, 1998.
Physical Description: 1 PDF (6 pages : illustrations ; 384KB).
Also available in print form.
Series: Rock talk (Colorado Geological Survey) ; v. 1, no. 3.
Subjects:
Online Access: Access online