Photograph as originally submitted to this page
in the Historical Marker Database www.HMdb.org
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Photographer: Paul F
Taken: September 22, 2010
Caption: 5 1/2 Foot Diameter Drill Core
Submitted: October 11, 2010, by Paul Fehrenbach of Germantown, Wisconsin.
Database Locator Identification Number: p131932
File Size: 1.480 Megabytes
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