R. Osmalov

J. A. Crowley

Crowley worked at the 100-D Area at Hanford during the Manhattan Project. 

Ida M. Parr

Parr worked in the 200 East and 100 D Areas at Hanford during the Manhattan Project.  

H. A. Martin

Sherman D. Kaplan

Sherman D. Kaplan was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.