Reynold B. (Rey) Johnson's papers are comprised of International Business Machines (IBM) company documents, newspaper clippings, project ideas and drawings, and photographs from his thirty-seven years with IBM. Of particular note is Johnson's involvement in the development of magnetic disk storage during the 1950s.

Rey Johnson graduated from the University of Minnesota with a degree in education. While teaching high school science in Michigan, Johnson developed a machine to electronically grade multiple-choice tests taken in pencil. He sold the idea to IBM in 1934 and took a job as a senior engineer at their Endicott, NY laboratory where he worked on projects involving punch cards.

1 linear foot 1 box

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