National Museum of Nuclear Science & History
W. A. Cone worked for the J.A. Jones Construction Company.
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.
Born in 1903 in Baltimore, Mackie studied civil engineering at Union College in Schenectady, New York.
Thomas Guilfoyle was a member of the Military Police at the University of Chicago's Metallurgical Lab from 1943 to 1945.
George Bissonnette served in the 390th Air Service Group.