Edwin R. Schellentrager

Gordon C. Chappell

Wakefield Wright

Born in Ohio, Wakefield Wright had a degree in biological sciences from the University of Louisville.

H. F. Cleary

Cleary worked for Stone and Webster Engineering Corporation.

Clarence Johnson

Clarence Johnson (1912-2012) was a Canadian-born chemical engineer. He was born in Alberta, Canada on November 24, 1912 to Swedish migrant parents.