+--Richard Blackenau 
Andrea Mari Blackenau 
|  +--William Meng 
+--Laurine Cecilia Meng  (9 May 1934-)
   |  +--Bernhard "Ben" Weber  (20 Aug 1867-24 Nov 1942)
   +--Alice Matilda Weber  (26 Apr 1903-20 Sep 1989)
      |  +--Berthold "Peter" Benjamin Wagner  (20 May 1839-17 Mar 1916)
      +--Mary Josephine Wagner  (25 Nov 1878-14 Aug 1968)
         |              +--Leopold Gütermann  (ABT. 1675-BEF. 1736)
         |           +--Johannes Gütermann  (ABT. 1705-)
         |           |  +-- (Unknown) 
         |        +--Andreas Gütermann  (Aug 1736-)
         |        |  +--Elisabeth Niclas 
         |     +--Johann "Michael" Michaele Gütermann  (22 Feb 1766-14 Jun 1836)
         |     |  +--Catharina Schaid  (ABT. 1740-)
         |  +--Georg "Michael" Michaelis Gütermann  (29 Jun 1805-BEF. 10 Mar 1862)
         |  |  +--Anna Maria Stein  (17 Feb 1771-3 Aug 1827)
         +--Barbara Guetterman  (25 Dec 1846-24 Dec 1931)
            +--Maria Appolonia Becky  (15 Oct 1805-18 Aug 1882)