Josef Kohn(1815 - 10 Aug 1883)
Sara Lederer(1822 - 5 Nov 1892)
b.  
d.  
bur.  
 
 
rel.  
b. 1 Jun 1857
d. 5 Feb 1912, Prag
bur.  
 
 
rel.  
Spouses: 1, 2
Children
Frederick Knina(29 Dec 1876 - 27 Apr 1933)