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

Dorothy Ritter

Oak Ridge, TN

Dorothy Ritter is the daughter of Francis Oley, who worked on the Manhattan Project for the Kellex Corporation.

Richard H. Groves

Washington, DC

General Richard Groves was a cadet at West Point during World War II, getting ready to ship out for the invasion of Japan.

Astro Teller

Astro Teller is the co-founder of Alphabet subsidiary “X.” He is the grandson of Edward Teller, the famous physicist often considered the father of the hydrogen bomb.

Crawford Greenewalt, Jr.

Wilmington, DE

Crawford Greenewalt, Jr., was an archeologist and the son of Crawford Greenewalt, a chemical engineer who worked on the Manhattan Project and later become president of the DuPont Company.