The Chester Carlson Family Papers include a correspondence exchanged between Carlson and his relatives from 1951-1968, as well as letters written to the Duke Parapsychology Laboratory from 1956-1968. Perhaps most significant are the materials related to patents that Carlson developed and his writings about xerography. The collection also includes Carlson's personal journals written from 1931-1968. There are also speeches delivered byween 1954 and 1968. There is a large body of biographical materials created by Carlson as well as others who knew him. Included in the collection as scrapbooks with articles documenting Carlson's life and legacy from 1940-1968. There are also numerous items related to the Xerox Corporation, specifically the 1968 annual report, sales publications from the 1980s, as well as news and articles written about the company.