+--JOHN HENRY CLAPPER  (1699-ABT 1760)
            +--HENRY I CLAPPER  (ABT 1718-1796)
            |  +--MARY SWANK  (1702-1752)
         +--HENRY I CLAPPER, JR  (ABT 1750-4 May 1813)
         |  +--CHRISTENA    (ABT 1726-1810)
      +--JOSEPH N CLAPPER  (27 Nov 1808-5 Jun 1879)
      |  |  +--ABRAHAM NICEWONGER 
      |  +--EVE NICEWONGER  (ABT 1754/1760-)
   +--SAMUEL S CLAPPER  (10 Dec 1833-9 Apr 1866)
   |  +--BARBARA STRAYER  (ABT 1814-BEF 1908)
+--GEORGE M CLAPPER  (8 Apr 1863-22 Oct 1922)
|  |  +--GEORGE METZGER 
|  +--ELIZABETH MARIA "MARY" METZGER  (25 Jul 1839-10 Oct 1877)
|     +--MARY BURGET 
JOHN LESTER CLAPPER  (22 Jun 1886-2 Dec 1918)
+--LUCINDA IMLER  (25 Nov 1865-20 Apr 1945)