Male William Koch Click to view William Koch in the family tree

William was born on March 9th, 1870.1   He died at the age of 86 on September 1st, 1956.1 

Family Details of William's family with Bertha Rickert

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