+--JOHN HENRY CLAPPER  (ABT 1768-1809)
      +--HENRY CLAPPER  (ABT 1784-13 Jan 1837)
      |  +--JULIANNA    (-1817)
   +--SAMUEL CLAPPER  (Sep 1824-2 Jan 1911)
   |  |  +--JOSEPH CHAPMAN 
   |  +--ELIZABETH CHAPMAN  (ABT 1784-1831/1834)
   |     +--ISABELLA   
+--JOHN D CLAPPER  (ABT 1855-)
|  |  +--JOHN WILSON  (ABT 1792-)
|  +--SUSAN MARGARET WILSON  (10 Nov 1826-18 Apr 1887)
|     +--AVIS    (ABT 1790-)
MAUD M CLAPPER  (22 Mar 1885-31 Oct 1958)
|  +-- BORKS 
+--ISADORA BROOKS  (Nov 1858-)
   +-- ?