+———William Riddle Coursey      |  +———David Franklin Coursey (15 Aug 1843 Mill Creek, VA – 23 Dec 1927 Hot Springs, SD)  |   |      |   +———Mary A. Sheetz  |      Haskell David Coursey (27 Oct 1887 Carlyle, Beadle Co, Dakotas – )  |          |   +———James Mullin (16 Jun 1811 Sharpsburg, Washington Co, MD – )  |   |  +———Malissa Mullin (23 Sep 1847 Chillicothe, Ross Couny, OH – 27 Sep 1914 Mitchell, SD)      |              |   +———Jacob D. Piper      |   |      +———Matilda P. Piper (6 Oct 1810 Sharpsburg, Washington Co, MD – 10 Jan 1896)          |              +———Elizabeth Amen