Prehistoric cultural affiliation(s) include Plains Woodland, Archaic and Middle Ceramic dating back to 2999 BC.
The famous person Peterson, John and et al. is associated with one of more of the Osage County historic places.
Some of the country's most noteable architects helped create the Osage County places including Topeka & Santa Fe RR Atchison, Harvey Stivers, Charles J. Leighty, G.R. Bronson, W.E. Hulse, John Peterson, Robert E. Leighty, Laird Construction Reyburn and Keene & Simpson. Prominent architectural styles found in Osage Country are Classical Revival, Late 19th And 20th Century Revivals and Mission/Spanish Revival.