(1788)
                         David Steuart  =  Mary
                          (1782-1827)   |  Hall
                          [S13]         | †1805
                                        |[S13]
                                        |
                                ________|
                               |
                               |   (1828)
                             David    =  Margaret
                           (1801-69)  |   Heighe
                           [S13]      |   [S13]
                                      |
                                ______|
                               |      (2)(1) (483.2)
                       (1)\    |     /(1890)\   |
               Gertrude =  John Henry    =    Mary
               Woodwell |  (1831-92)     |  Harding
                †1887   |  [Q9K]         |   †1962
                [Q9K]   |                N
                        |
         _______________|_______________
        |             (11)       (1)    |     (2)
        |               |     (1914)\   |    /(1925)
     Charles          Gyula,     =   Gladys      =  Gontran   
    Courtenay     Gf Apponyi de  |  Virginia     |  Girault
   (~1861-62)      Nagy-Appony   | (1891-1947)   v  [Q9K]
   [Q9K]              †1924      | [Q9K]
                                 v