Male Jacob Leonhardt Click to view Jacob Leonhardt in the family tree

Jacob was born on July 16th, 1912 in Wheatland, WY.1   He died at the age of 77 on February 13th, 1990 in St. Louis, MI.1 

Family Details of Jacob's family with Adora Myrtle Sanger

1 has.FTW
Further source/citation:
World Family Tree Vol. 4, Ed. 1 @ Tree #3264