+———Henry Sanderson (20 Dec 1846 Rockvale, Ogle Co, IL – )  |      Laura A. Sanderson (4 Jul 1875 – )  |              |       +———Michael Seyster (14 Jan 1798 Washington Co, MD – 5 Jun 1847 Oregon, Ogle Co, IL)  |       |  |   +———Simon Seyster  |   |   |      |   |   +———Mary Wolfkill (2 Apr 1802 MD – 30 Sep 1869)  |   |  +———Elizabeth Seyster (1 Dec 1851 – )      |          +———Mary Fridley (15 Oct 1826 – 26 May 1881)