National Museum of Nuclear Science & History
J. O. Parks worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Born in 1903 in Baltimore, Mackie studied civil engineering at Union College in Schenectady, New York.
R. T. Robertson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Colonel Arthur “Pete” V. Peterson was the Army’s area engineer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.