Henry J. Meier

William R. Haley

F. L. Durgin, Jr.

F. L. Durgin, Jr. worked for the J.A. Jones Construction Company.

Casmer Lesnioski

Casmer Lesnioski worked in the shop at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Eric Jette

Eric Jette (1897-1963) was an American metallurgist.  He was a professor of metallurgy at Columbia University School of Mines before being recruited for the Manhattan Project.