| Samuel Marshall (ca1740 - ) |
|
| Mary Keenan (ca1740 - ) |
| Thomas Gibson | Elizabeth Marshall [immigrant] |
| b. ca 1765 occ. edu. rel. d. br. |
b. 1767, nr. Londonderry, Ireland occ. edu. rel. d. 24 Nov 1852, Pine Twp, Allegheny Co, Penna. br. Salem Church, Pine Twp, Allegheny Co, Penna. |
| Thomas Gibson [immigrant] |