Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

Nancy Greenewalt Frederick

Child of Manhattan Project VeteranWilmington, DE

Family Member of Manhattan Project Veteran
Nancy Greenewalt Frederick Listen to Nancy Greenewalt Frederick’s Oral History on Voices of the Manhattan Project

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

Virginia Ballard

Hanford, WA

Virginia Ballard was born in Charleston, West Virginia. Her parents immigrated to the United States from Scotland.

Andrew Hanson

Los Alamos, NM

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

John M. Sprecher

Wilmington, DE

John M. Sprecher was a chemical engineer. During the Manhattan Project, he worked for DuPont in Wilmington, DE.

Vera Kistiakowsky

Tinian Island

Vera Kistiakowsky is an American physicist and the daughter of physical chemist George Kistiakowsky, who directed the Explosives Division at Los Alamos during the Manhattan Project and later served as President Dwight D.