1  Gottlieb SCHWARK 
   +  UNKNOWN ( – dec.)
      2  Greta SCHWARK 
      2  Edith SCHWARK 
      2  Lena SCHWARK 
   +  Maria ROSENTRETER (bef 1905 Russia – )
      2  Evy SCHWARK 
      2  Irene SCHWARK 
      2  Hartley SCHWARK 
      2  Marlene SCHWARK ( – dec.)