 
                       |--------
                      |
           |---------John FARRELL (Ireland - )
           |          |
           |          |--------
           |
  |------George FARRELL (1829, Ireland - 1882, Iowa)
  |        |
  |        |          |--------
  |        |          |
  |        |---------
  |                   |
  |                   |--------
  |
Marcella FARRELL (1855, Iowa - 1905, Iowa)
  |
  |                   |--------
  |                   |
  |        |---------
  |        |          |
  |        |          |--------
  |        |
  |------Jane CULLEN (1826, Ireland - 1862, Iowa)
           |
           |          |--------
           |          |
           |---------
                      |
                      |--------
Marcella went to live with her sister Martha in Crawford County after Martha had married.
Sources for this individual:  @S296@