Looking for information on Francis Campbell, b.26 Aug 1833, d. 22 May 1874. He married Coralinn T. Doty. Francis drowned in the Neosho River. He had a brother named, Silas, b.27 Nov 1847, d.15 Nov 1874. Their parents were William and Elizabeth Campbell. Francis and Silas are buried at Oswego Cemetery, KS.
Any help will be most welcomed.