A truck-mounted drill-rig in the Powder River Basin.
Originally uploaded in Integrating Research and Education:Cretaceous.

Image 3869 is a 98 by 150 pixel GIF
Uploaded: Feb24 05

Last Modified: 2007-06-05 12:29:37
Permanent URL: https://serc.carleton.edu/download/images/3869/drillrig2.gif

The file is referred to in 2 pages
Photo courtesy USGS.
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