| Thomas Audley Clark | Ada Duff |
| bd. 20 Aug 1878, Winterset, Madison Co., Iowa occ. edu. rel. dd. Sep 1949, Iowa Falls, Hardin Co., Iowa brd. |
bd. 10 Feb 1876, Mills County, Iowa occ. edu. rel. dd. Jul 1944, Iowa Falls, Hardin Co., Iowa brd. |
| Lloyd H. Clark |