+--JOHN HENRY CLAPPER  (Abt 1768-1809)
   +--JACOB CLAPPER  (Abt 1789-1865)
   |  +--JULIANNA    (-1817)
+--SOLOMON CLAPPER  (28 Dec 1838-16 Jul 1888)
|  |  +--LEWIS KEISTER 
|  +--EVA SUSANNA KEISTER  ( 2 Jul 1798-21 Feb 1867)
|     +--CATHERINE MARGARETHA   
ELMER LINCOLN CLAPPER  ( 1 Oct 1861-25 Dec 1949)
|  +--DAVID HOWENSTINE 
+--SARAH JANE HOWENSTINE  (25 Jan 1842-15 Sep 1889)
   +--MAGDALENE COOK