+--JOHN HENRY CLAPPER  (1699-ABT 1760)
               +--HENRY I CLAPPER  (ABT 1718-1796)
               |  +--MARY SWANK  (1702-1752)
            +--LUDWIG CLAPPER  (1769-1825)
            |  +--CHRISTENA    (ABT 1726-1810)
         +--JOHN CLAPPER  (12 Sep 1812-3 Jun 1890)
         |  |  +--JACOB STIFFLER 
         |  +--ELIZABETH BRUMBAUGH  (15 Oct 1777-26 Sep 1865)
         |     +--ANNA MEYER 
      +--MOSES CLAPPER  (21 Apr 1845-3 Oct 1881)
      |  +--NANCY HOOVER  (7 Feb 1820-9 Sep 1882)
   +--JOHN MOSES CLAPPER  (15 Jul 1878-17 Jun 1952)
   |  +--SUSAN AUGUSTA JOHNSON  (5 Nov 1847-31 Oct 1933)
+--JOHN CLAPPER  (25 May 1911-)
|  +--KERSTINE M PETERSON  (14 Mar 1880-3 Apr 1969)
JOHN CLAPPER  (Living Individual, detai-)
+--ESTHER V WETTERSTROM  (29 Oct 1914-)