Sample
Revision as of 21:19, 19 September 2019 by Jennifer.Obrad (talk | contribs) (Created page with ""Sample (Upper Paint Creek sand in eastern Illinois)" is an informal oil field name. It is part of the Ridenhauer Formation. Category:Informal Oil Field Names")
"Sample (Upper Paint Creek sand in eastern Illinois)" is an informal oil field name. It is part of the Ridenhauer Formation.