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Female Mattie Koch Click to view Mattie Koch in the family tree

Mattie was born on October 17th, 1896.1   Mattie's father was William Koch and her mother was Bertha Rickert.  Her maternal grandparents were John Ludvig (Rickers) Rickert and Catherine Elizabeth Heibel. She had a brother and two sisters, named Clarence, Vera and Ruby.1 

1 4246.ftw
Further sources/citations:
World Family Tree Vol. 1, Ed. 1 @ Tree #4246, phelps.FTW, World Family Tree Vol. 1, Ed. 1 @ Tree #4246, phelps.FTW, World Family Tree Vol. 1, Ed. 1 @ Tree #4246