+———Herman L. BERCH
      |
  +———Zachariah Jonathan BERCH (2 Aug 1882 Shelby, Shelby Co, Iowa, USA – 30 Jun 1946 San Bernadino, California, USA)
  |   |    
  |   +———Mary J. BUCKINGHAM (4 May 1851 – 20 Oct 1910 Iowa, USA)
  |    
  Beulah Elaine BERCH (3 Sep 1913 Union, Harrison Co, Iowa, USA – )
  |            
  |       +———Jonathan MCKEE (23 Dec 1822 Slippery Rock, Butler, Pennsylvania, USA – 29 Dec 1895)
  |       |
  |   +———Jonathan Jr. MCKEE (21 Nov 1851 Council Bluffs, Pottawattamie Co, Iowa, USA – 1 Jul 1943 Far West, Caldwell, Missouri, USA)
  |   |   |    
  |   |   +———Martha Wilson SWEAT (15 Mar 1833 Oxford, Maine, USA – 6 Apr 1896 Union Twp, Harrison, Iowa, USA)
  |   |
  +———Bertha Loretta MCKEE (5 Jan 1891 Harrison Co, Iowa, USA – 3 Dec 1973 Riverside, California, USA)
      |    
      +———Percilla Ann RICHARDSON (12 Mar 1859 Springfield, Sangamon, Illinois, USA – 24 Mar 1927)