_Charles L. COBBS Sr.______+
                                                         | (1735 - 1798) m 1758      
                              _John B COBBS _____________|
                             | (1759 - 1847)             |
                             |                           |_Ann WALTON _______________+
                             |                             (1739 - 1810) m 1758      
 _Tilghman Addison COBBS Sr._|
| (1783 - 1873) m 1803       |
|                            |                            ___________________________
|                            |                           |                           
|                            |_Sarah MCCOY ______________|
|                                                        |
|                                                        |___________________________
|                                                                                    
|
|--Tilghman Addison COBBS Jr.
|  (1817 - 1887)
|                                                         _John Wilkins MARSHALL Sr._+
|                                                        | (1713 - 1771)             
|                             _John Wilkins MARSHALL Jr._|
|                            | (1753 - 1819) m 1778      |
|                            |                           |_Hannah BALDWIN ___________
|                            |                             (1719 - 1801)             
|_Hannah MARSHALL ___________|
  (1782 - 1861) m 1803       |
                             |                            _Thomas JOYCE _____________
                             |                           | (1725 - 1780)             
                             |_Sarah JOYCE ______________|
                               (1755 - 1823) m 1778      |
                                                         |_Sarah HAMILTON ___________