J. F. Horan

Mary E. Parrish

Mary E. Parrish was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

T. B. Curran

Curran worked at the 300 Area at Hanford during the Manhattan Project. 

J. R. Evans

Alan U. Seybolt

Alan Upson Seybolt was a metallurgist who worked at Los Alamos during the Manhattan Project. Seybolt married Dorothea “Dot” Hoover Seybolt, and the couple had two sons.