+———Henry Schroeder ( – 1888 Wayne Co, IN)          |      +———Henry Schrader (8 Sep 1817 Washington Co, MD – 1 Mar 1902 Leaf River, Ogle Co, IL)      |   |              |   |   +———Johann John Langmann (1749 Hesse-Darmstadt, Germany – 2 May 1838 Rohrersville, Washington Co, MD)      |   |   |      |   +———Catherine Longman (bef 1799 Hagerstown, Washington Co, MD – )      |       |          |       +———Eve Unknown (1758 Washington Co, MD – )      |  +———Franklin August Schrader (21 Jul 1850 Leaf River, Ogle Co, IL – 28 Jul 1920 Leaf River, Ogle Co, IL)  |   |          |   |   +———David Iler  |   |   |  |   +———Mahalia Iler (2 Aug 1821 Sharpsburg, Washington Co, MD – 10 Aug 1901 Leaf River, Ogle Co, IL)  |       |      |       +———Mary Harmon  |      Irvin H. Schrader   |          |   +———William David Heiter (11 Jan 1822 PA – 8 Jan 1887 Leaf River, Ogle Co, IL)  |   |  +———Elizabeth Heiter (28 Mar 1857 Schuykill Co, PA – 19 May 1933)      |          +———Caroline Schucker (25 Dec 1821 PA – 8 Aug 1894 IL)