Elvin E. Kuehn

Robert Byrne

E. H. Mantz

E. H. Mantz worked for Hanley & Company.

C. P. Coleman

C. P. Coleman worked for the J.A. Jones Construction Company.

Keith Adamson

By Avani Sihra Keith Adamson was a colonel in the United States Army. He was an ordnance expert and a key military representative at the National Bureau of Standards.