Arrangement
This collection is divided into six series.
Series 1, Personal Papers, 1879, 1922, 1981-1988
Series 2, Correspondence, 1894-1924, 1970s
Series 3, Photographs, 1890s-1910
Series 4, Patents, 1896-1928
Subseries 1, United States Patents (issued), 1896-1928
Subseries 2, United States Patent Applications, 1896
Subseries 3, British Patent, 1901
Series 5, Articles and Clippings, 1894-1910, 1923, undated
Series 6, Writings, 1893-1916, 1971, undated
Subseries 1, Articles by Elmer Gates, 1895-1906, undated
Subseries 2, Notes, 1911
Subseries 3, Diary, 1911
Subseries 4, The Concept of Omnicosm (notes), 1893
Subseries 5, "Originality and Invention Applied to Livelihood and Business," 1981
Subseries 6, Periodicals, 1896, 1903
Subseries 7, Books, 1905-1916, 1971, undated