R. G. McGill

Opaline Calhoun

Opaline Calhoun was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Glasgow Snider

Glasgow Snider served in the First Ordnance Squadron.

Winifred T. Koziolek

Winifred T. Koziolek was a laboratory technician the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Joseph Barbera