_Frederick Henry BEAVER _
                      | (1829 - ....) m 1850    
 _Frederick BEAVER ___|
| (1852 - ....)       |
|                     |_Eliza WATTS ____________
|                       (1831 - ....) m 1850    
|
|--Frederick BEAVER 
|  (1889 - ....)
|                      _________________________
|                     |                         
|_Ida ________________|
  (1852 - ....)       |
                      |_________________________