National Museum of Nuclear Science & History
Seager worked for Stone and Webster Engineering Corporation.
Monroe Messinger was born in New Jersey and grew up in Brooklyn and Long Island. He received a Bachelor of Science degree from the College of the City of New York.
Patricia Cox Owen joined the Manhattan Project in 1942, where she worked as a secretary for General Groves on the fifth floor of the New War building in Washington, D.
H. M. Bryant worked for the Comstock-Bryant Electric Company.