Osage County Oklahoma (Vacant / Not In Use) has 2 places on the National Register of Historic Places.
Some of the country's most noteable architects helped create the Osage County places including Walter L. Gray. Prominent architectural styles found in Osage Country are .
Barnsdall Main Street Well Site
(added 1997 - - #97001153)
Also known as Indian Territory Illuminating Oil Company Well #20