Barnesville can be found in Township 23 South and Range 25 East, section 28.
Osage Township Map. 1878.
On the township map Barnesville can be found in section 28.
Barnesville Post Office.
Barnesville post office open on July 23, 1856 and ran to July 14, 1906.
Barnesville History as given in 1887.
Barnesville, a hamlet of Bourbon county, is situated on the Little Osage river, about 13 miles north of Fort Scott, the county seat. It has rural free delivery from Fulton and in 1910 had a population of 52. Fulton is the nearest railroad station.