Eventually , Osage Mission became the town of St. Paul , Kansas , inside what would become Neosho County , Kansas .
Osage Mission 's post was located at the Osage Catholic Mission , which was established in 1847 .
Osage Mission became the town of St. Paul , Kansas , inside what would become Neosho County , Kansas .
Osage Mission 's post was located at the Osage Catholic Mission , which was established in 1847 .