+--Male MCKAY 
J William MCKAY  (1894-)
|  +--William F PFISTER  (1837-)
+--Dorothea PFISTER  (1867-)
   |  +--Christian VAN GUNDY  (1781-1854)
   +--Mary Grandon VAN GUNDY  (1 MAR 1838-28 NOV 1928)
      +--Catherine RINKENBURG  (1800-1848)