Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Nancy Greenewalt Frederick is the oldest daughter of Crawford Greenewalt, a chemical engineer who worked on the Manhattan Project and later become president of the DuPont Company. 

Related Profiles

Peggy Bowditch

Los Alamos, NM

Peggy Bowditch was a young girl when she and her family moved to Los Alamos in 1943. Her father, Rear Admiral William Sterling “Deak” Parsons, was chosen by General Groves to become head of ordnance for the Manhattan Project.

Dimas Chavez

Los Alamos, NM

Dimas Chavez was a young child when he moved to Los Alamos with his family in August 1943. Chavez’s father, Trinidad, joined the Zia Company at Los Alamos, where he helped construct and maintain the laboratories and facilities there.

Giulio Fermi

Chicago, IL

Giulio Fermi (1936 – 1997) was a biologist and the son of Nobel Prize-winning physicist Enrico Fermi and author Laura Fermi.

Andrew Hanson

Los Alamos, NM

Dr. Andrew Hanson is a physicist and a Professor Emeritus of Computer Science at Indiana University, Bloomington.