______________________
                                               |                      
                         _Thomas MARSHALL _____|
                        | (1730 - 1802) m 1754 |
                        |                      |______________________
                        |                                             
 _John Curtis MARSHALL _|
| (1755 - 1835) m 1783  |
|                       |                       _James KEITH _________
|                       |                      | (1696 - 1752) m 1733 
|                       |_Mary Randolph KEITH _|
|                         (1737 - 1809) m 1754 |
|                                              |_Mary Isham RANDOLPH _+
|                                                (1718 - 1772) m 1733 
|
|--Thomas MARSHALL 
|  (1784 - 1835)
|                                               ______________________
|                                              |                      
|                        ______________________|
|                       |                      |
|                       |                      |______________________
|                       |                                             
|_Mary Willis AMBLER ___|
  (1766 - 1831) m 1783  |
                        |                       ______________________
                        |                      |                      
                        |______________________|
                                               |
                                               |______________________