William Albert Barnes married Mary C. Burton 7 March 1875 Clay County Illinois. Confirmed children via Clay County birth index: William Calvin Barnes (b. 8 April 1889) and Carl Hardin Barnes (b. 20 November 1893, parents recorded as 'Albert Barnes + Mary Burton'). Strong candidate parents of James A. Barnes (b. ~1865, m. Amanda Byrnes 1887 Clay Co) — making them the parents of Ora J. Barnes's father. Brant Hindman's maternal 3rd-great-grandfather on the Barnes side. No burial found at Iola Cemetery — likely died outside Clay County or in an unmarked plot.