_Isaac P PRESTON ____+
                                              | (1784 - 1864) m 1812
                       _Rueben PRESTON _______|
                      | (1817 - 1880) m 1836  |
                      |                       |_Mary Polly SLONE ___+
                      |                         (1794 - 1884) m 1812
 _John B PRESTON _____|
| (1857 - 1920) m 1881|
|                     |                        _____________________
|                     |                       |                     
|                     |_Lucinda Eastin EVANS _|
|                       (1820 - 1880) m 1836  |
|                                             |_____________________
|                                                                   
|
|--Luticia PRESTON 
|  (1886 - ....)
|                                              _____________________
|                                             |                     
|                      _______________________|
|                     |                       |
|                     |                       |_____________________
|                     |                                             
|_Sarah Alice CASTLE _|
  (1866 - 1932) m 1881|
                      |                        _____________________
                      |                       |                     
                      |_______________________|
                                              |
                                              |_____________________