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Morris R. Jeppson collection of "The Only Surviving Parts of the First Atomic Bomb Dropped on Hiroshima"

Morris R. Jeppson collection of "The Only Surviving Parts of the First Atomic Bomb Dropped on Hiroshima"

Dates: Approximately 1945-2001

Contains a booklet with photocopies of the handwritten account of Morris R. Jeppson and his experience dropping the atomic bomb. He worked as the weapons electronics officer and made sure the bomb was properly armed before it was released. He shares information on how the bomb worked and his specific role in the process. News articles honoring Jeppson are also included. Photo copies of select documents relating to his Air Force service, and other photographs may be found with the materials. Materials are dated approximately 1945-2001.

  • Extent: 1 folder (0.02 linear ft.)
  • Creator: Jeppson, Morris R. (Morris Richard), 1922-2010. -- Jeppson, Lawrence S.
  • Call Number: MSS 7646
  • Repository: L. Tom Perry Special Collections; 20th Century Western & Mormon Manuscripts; 1130 Harold B. Lee Library; Brigham Young University; Provo, Utah 84602; http://sc.lib.byu.edu/
  • Access Restrictions: Open for public research.
Languages and Scripts
English
Conditions of Use
It is the responsibility of the researcher to obtain any necessary copyright clearances. Permission to publish material from Morris R. Jeppson collection of "The Only Surviving Parts of the First Atomic Bomb Dropped on Hiroshima" must be obtained from the Supervisor of Reference Services and/or the L. Tom Perry Special Collections Board of Curators.
Preferred Citation
Initial citation: MSS 7646; Morris R. Jeppson collection of "The Only Surviving Parts of the First Atomic Bomb Dropped on Hiroshima"; 20th Century Western & Mormon Manuscripts; L. Tom Perry Special Collections, Harold B. Lee Library, Brigham Young University. Following citations: MSS 7646, LTPSC.
Custodial History
Collection was donated by Lawrence S. Jeppson in 2010.
Acquisition Information
Donated; Lawrence S. Jeppson; 2010.
Subject Terms
Military; Politics, Government, and Law; World War, 1939-1945--Japan; Atomic bomb; Hiroshima-shi (Japan); Jeppson, Morris R. (Morris Richard), 1922-2010; Jeppson, Lawrence S.
Genre / Form
Histories
Processing Information
Processed; Catie Freedman, student manuscript processor, John M. Murphy, curator; 2015.
Appraisal Information
Utah and the American West and LDS cultural, social, and religious history (20th century Western & Mormon Manuscripts collection development policy, 5.VII, 2007).
Finding Aid ID Number
UPB_MSS7646
Finding Aid Title
Jeppson (Morris R.) collection of "The Only Surviving Parts of the First Atomic Bomb Dropped on Hiroshima"
Finding Aid Author
Catie Freedman
Finding Aid Creator
This finding aid was produced using ArchivesSpace on 2015-04-03 13:22:46 -0600.
Finding Aid Language
English
Biographical Info:

Biographical History

Morris R. Jeppson (1922-2010) was a second Lieutenant in the Air Force during World War II, and served as assistant weaponeer on the Enola Gay, which dropped the first atomic bomb on Hiroshima, Japan.

Morris R. Jeppson was born on June 23, 1922 in Logan, Utah to parents Robert Baird and Elsie Smith Jeppson. He studied physics at the University of Nevada-Reno before enlisting in the Army Air Force in 1943. He attended basic training in Florida and received electrical engineering training at Yale, Harvard, and MIT. He was requested in Wendover, Utah where he worked on bomb firing mechanisms with the Los Alamos scientists under extreme secrecy.

On August 6, 1945 he and his crew dropped "Little Boy" on Hiroshima, Japan endeing World War II. Jeppson left the military in 1946. He went on to work on nuclear projects at the Lawrence Livermore National Laboratory in Calirofnia and later started his own company manufacturing microwaves.

He was married twice and has six children. Jeppson passed away on March 30, 2010 in Las Vegas, Nevada.

Biographical History

Lawrence S. Jeppson (approx. 1935- ) is a business owner in Salt Lake City, Utah.

Lawrence S. Jeppson was born in approximately 1935 to parents Robert Baird and Elsie Smith Jeppson.

In 1945 he attended Oregon State College where he studied civil engineering and graduated from the army specialized training program. From 1946-48 he attended the University of Utah, graduating with a Bachelors in Journalism. He went on to Boston University from 1951-1952, receiving a Masters in Public Relations. He finished off his education at the University of Nevada-Reno with his graduate study in 1951.

He owns his own business in Salt Lake City, Utah and has previously lived in North Brunswick, New Jersey and Bethesda, Maryland.



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John Murphy
Curator - 20th Century Western & Mormon Manuscripts
john_m_murphy@byu.edu