National Museum of Nuclear Science & History
Frederic Showalter served in the First Ordnance Squadron.
Michael Vickio was a member of the Military Police at Los Alamos, working on post security and the complex’s motor pool.
Dr. Arthur Squires was born in Kansas and received a Bachelor’s Degree in Chemistry from the University of Missouri.
Chesrown worked at the 300 Area at Hanford during the Manhattan Project.