John Vincent Atanasoff

Atanasoff-Berry Computer original drawing 1430

Computing machine for the solution of large systems of linear algebraic equations

John L. Gustafson with the working replica of the Atanasoff-Berry Computer

Physics Hall, 1943

Dr. John Vincent Atanasoff and his children

Application of punched card equipment to the analysis of complex spectra

A mechanical device for the solution of equations involving the laplacian operator

John V. Atanasoff letter to Sam Legvold of Iowa State College regarding an invention of inter-locking blocks, blocks with guiding projections, and blocks with a sloping face, May 5, 1948

Harold V. Gaskill letter to John V. Atanasoff regarding the appointment of the new Dean of Engineering, June 15, 1948

John V. Atanasoff letter to the Bodine Electric Company regarding the purchase of rotor and stator punchings, October 5, 1940

John V. Atanasoff letter to Harold V. Gaskill of Iowa State College regarding the Acoustics Division at the Naval Ordnance Laboratory and the purchase of a farm, June 10, 1948

Harold V. Gaskill letter to John V. Atanasoff regarding red points and blue cheese, August 8, 1945

Harold V. Gaskill letter to John V. Atanasoff regarding the Acoustics Division at the Naval Ordnance Laboratory, June 5, 1948

John V. Atanasoff letter to G. W. Fox of Iowa State College regarding a request for cadmium sulfide crystals, September 30, 1948

Diagram of power source and memory circuit for the Atanasoff-Berry Computer, 1985

Photo of J.V. Atanasoff giving a lecture

Design details and sketches for a seeder

Details and formulas for a crystal vibration theory

Design details and sketches for a solar evaporator

Design details and sketches for a camera

Design details and sketches for a dryer for tomato juice and other vegetables

Design details and sketches for an induction pendulum

Design notes for a hog house

John V. Atanasoff letter to International Resistance Company regarding the stability of resistors, November 14, 1939