Helen Kathrine Koch
Birth date:
12 MAR 1912
Birth place:
Watonga, Blaine, Oklahoma, United States
 
Death date:
  11 JUL 1971
Death place:
  San Jose, Santa Clara, California, United States

Koch Family

Parents:
Father: Charles Franklin Koch
Mother: Claudia A. Sheldon
Spouse:
Spouse: George Martin
 
Siblings:
Kenneth Franklin Koch
Helen Kathrine Koch
Children:
Charles
Richard