R. R. Rebol

Paul J. Esterline

Paul J. Esterline was an engineer. He attended Ohio State University for two years, and then attended the Chicago Technical Institute in the late 1920s, learned engineering drafting there.

Marion Van Gemert

Marion Van Gemert was born in Wisconsin. She received her bachelor’s degree in home economics from Stout State College.

D. B. Mars

Mars worked for Stone and Webster Engineering Corporation.

C. C. Patterson