Milton Grimsrud

C. J. Williams

I. E. Melvin

Francis McHale

Francis McHale was a security and safety man, a civilian, with the Corps of Engineers. He came to Hanford from the Pennsylvania Ordnance Works to set up fire and safety and police protection for the Manhattan Engineer District.

H. F. Crenner

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