Albert J. Williams

Sidney Newburger

Fredrick “Fred” D. Johnson

Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert G. Parks

Robert Parks worked for the United States Engineer District Office.

Samuel H. Bassett

Samuel Hopkins Bassett was an American physician who worked as part of the Manhattan Project at the University of Rochester.