National Museum of Nuclear Science & History
C. J. Meyer worked for the Roane-Anderson Company.
Harry S. Truman (1884-1972) was the 33rd President of the United States of America. Truman first learned of the Manhattan Project after the death of President Roosevelt in April of 1945, when he relinquished his role as Vice President and took the oath of office as the next president of the United States.
Pasquale Baldasaro was a radio operator aboard Straight Flush, one of the B-29 Superfortress aircraft that participated in the atomic bombing of Hiroshima.
Whitesides worked for Stone and Webster Engineering Corporation.