+--Hendrik Böhmer  (1806-7 Feb 1886)
+--Karel ten Böhmer  (6 Oct 1832-20 Feb 1909)
|  +--Johanna Kuipers  (-11 Jan 1892)
Karel ten Böhmer  (25 Jan 1866-12 Jan 1952)
|  +--Andreas Derksen 
+--Gerharda Derksen  (20 Jun 1834-3 Feb 1922)
   +--Hendrina van Brink