L. M. Gragert

Henry Cruse

B. G. Rowland

B. G. Rowland worked for the United States Engineer District Office.

Eleese Bowman

Eleese Bowman was a laboratory assistant in the Metallurgical Laboratory (“Met Lab”) at the University of Chicago during the Manhattan Project.

H.R. Riley

Riley worked at the 200 West Area at Hanford during the Manhattan Project.