+———Frederick Rohrer (1 Apr 1792 – 16 Jul 1855 Rohrersville, Washington Co, MD)      |  +———Joshua W. Rohrer (14 Nov 1836 Rohrersville, Washington Co, MD – )  |   |          |   |   +———Conrad Thomas  |   |   |  |   +———Elizabeth Thomas (10 Jan 1801 – 1852 Rohrersville, Washington Co, MD)  |       |      |       +———Elizabeth Conn  |      Ima I. Rohrer   |      +———Urilla Hoffman