__
                                                     |  
                                                   __|__
                                                  |     
                        _Nicholas Lafayette MARR _|
                       | (1824 - 1854) m 1847     |
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                       |                                
 _Nicholas Rowan MARR _|
| (1850 - 1895) m 1888 |
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|                      |_Sarah Agatha PERKINS ____|
|                         m 1847                  |
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|                                                       
|
|--Robert Harris MARR 
|  (1889 - 1940)
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|                                                 |     
|                       _Robert GILLESPIE ________|
|                      |                          |
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|                      |                                
|_Alice I. GILLESPIE __|
  (1855 - 1889) m 1888 |
                       |                              __
                       |                             |  
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                       |                          |     
                       |_Eliza M. ? ______________|
                                                  |
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                                                  |  |  
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