skip all navigation
skip banner links
skip primary navigation

Open-file Report - 553
Digitizing of coal outcrop maps: US Geological Survey Bulletin 860-Geology and fuel resources of the southern part of the San Juan Basin

Gretchen Hoffman and Cathryn Pokorny


$10.00 Buy Now
CD or DVD-ROM format CD or DVD-ROM format

Also available as a free download.


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-553_Readme.pdf 73 KB 02/01/2021 11:20:47 AM
Plates: 67.31 MB 07/29/2014 01:52:39 PM 67.62 MB 07/29/2014 01:53:57 PM 92.72 MB 07/29/2014 01:55:27 PM 108.34 MB 07/29/2014 02:04:09 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.