drillrig2.gif

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