__
                                                     |  
                         _Johann Nicholas FIRESTONE _|
                        | (1735 - 1807)              |
                        |                            |__
                        |                               
 _Mathias FIRESTONE Sr._|
| (1777 - 1850) m 1798  |
|                       |                             __
|                       |                            |  
|                       |_Eva Catharina SCHWAB ______|
|                         (1739 - 1828)              |
|                                                    |__
|                                                       
|
|--William Mathias FIRESTONE 
|  (1799 - 1880)
|                                                     __
|                                                    |  
|                        _James HILL ________________|
|                       |                            |
|                       |                            |__
|                       |                               
|_Mary HILL ____________|
  (1773 - 1836) m 1798  |
                        |                             __
                        |                            |  
                        |_Sarah UNKNOWN _____________|
                                                     |
                                                     |__