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
1 linear foot
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