Background
Henn, John I. was born on October 4, 1941 in Belmond, Iowa, United States.
Henn, John I. was born on October 4, 1941 in Belmond, Iowa, United States.
Bachelor of Science in Mechanical Engineering, Iowa State University, 1963.
Design engineer, John Deere, Dubuque, Iowa., 1966-1992; civil engineer, Buesing Ltd., Dubuque, since 1992.
First lieutenant C.E., United States Army, 1963. Member Society Automotive Engineers.