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Open-file Report - 111
Coal exploratory drilling in the Datil Mountain coal field

Stephen J. Frost, David E. Tabet, and Frank W. Campbell


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Open-file Reports are available as free downloads or on CD/DVD-ROM (see below). Note that these reports are subject to frequent revisions and may be unavailable when being modified. The Last Modified date listed here reflects when a file was last saved and may not be the date this report was last revised.

File Name Size Last Modified
ofr_111.pdf 6.06 MB 01/27/2021 04:41:41 PM

Most open-file reports are PDF files and require the free Adobe Acrobat Reader software to view. These reports may also contain GIS data or other file types, and some are collections of files that are intended to run from a CD-ROM or local hard drive.