_Thomas MARSHALL _____
                                                  | (1730 - 1802) m 1754 
                           _John Curtis MARSHALL _|
                          | (1755 - 1835) m 1783  |
                          |                       |_Mary Randolph KEITH _+
                          |                         (1737 - 1809) m 1754 
 _Thomas MARSHALL ________|
| (1784 - 1835) m 1809    |
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|                         |_Mary Willis AMBLER ___|
|                           (1766 - 1831) m 1783  |
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|
|--Fielding Lewis MARSHALL 
|  (1819 - 1902)
|                                                  ______________________
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|_Margaret Wardrop LEWIS _|
  (1792 - 1829) m 1809    |
                          |                        ______________________
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