Children

 Magdalena (Dorris) Dorothea Elizabeth Heuer
Magdalena, known as Dorris, was born in June 1840 in Hannover.¹ 
• Birth Notes

  Aged 30 in Apr-1871
  Aged 32 in Sep-1872 (when died)
  
  
  Therefore born:
  After Apr-1840 (to be 30 on census)
  before Sep 1840 (to be 32 when died)
She died at the age of 32 on July 14th, 1872 in West Derby.  She was buried in July 1872 at the Anfield Cemetery.^2 3 
• Death Notes

  Deaths Sep 1872   (>99%)
  DITTMER  Dorothea  32  W. Derby  8b 276
  
  Dorothea Dittmer
  BIRTH    unknown
  DEATH    14 Jul 1872
  BURIAL    Anfield Cemetery and Crematorium
  PLOT    Consecrated Sec.2, Grave 1261
  MEMORIAL ID    174902970
  
  Age: 32 years. "Death date" is burial date.
  


 Katharina (Margaret) Margretha Magdalena Heuer

HEADSTONE - Chris & Margaret Dittmer
Katharina, known as Margaret, was born in 1853 in Hannover.⁴ 
• Birth Notes

  Aged 56 in 1911
  Aged 67 in 1911, born Lueneburg, Lower Saxony, Germany.
  
  Probably from Hanover province.
  
  Catharina Mari Dorothea Hoyer was born 21 May 1856 at Gross Klecken, Hannover.  Could this be her?
  
  On her marriage Certificate she is Katharina M M Heuer.
  
  
She died at the age of 74 on March 7th, 1927 in West Derby.  She was buried on March 10th, 1927 in Kirkdale.^5 3 
• Death Notes

  Deaths Mar 1927   (86%)
  Dittmer  Catherina M M  73  W. Derby  8b 927
  
  10 Mar 1927, Catherine M M Dittmer, aged 73 of Allon (or Alton) Road, Tuebrook was buried in the Dittmer family grave at Kirkdale.
  
  Private Grave, NC division (section).
  Section: 5
  Grave: 76


 Heinrich Heuer
He died in 1929 in Chicago.⁶ 
• Death Notes

  According to Val Hawkyard (a RootsWeb.com post), Heinrich died in Cook County, Chicago in 1929.