Photograph as originally submitted to this page in the Historical Marker Database www.HMdb.org. Click on photo to resize in browser. Scroll down to see metadata.
Geology Marker, middle panel
Photographer: Barry Swackhamer
Taken: June 5, 2016
Caption: Geology Marker, middle panel
Additional Description: Captions: (upper right) Map of Powder River Basin, adapted from Coalbed Natural Gas Alliance.; (bottom center) Southeast portion of Salt Creek Oilfield, pool of oil in foreground, 1922.
Submitted: July 5, 2016, by Barry Swackhamer of Brentwood, California.
Database Locator Identification Number: p355758
File Size: 3.533 Megabytes

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