• The fonds consists of correspondence, primarily about collections (1911-1936), an accessions register (1928-1929), and visitors books (1928-1933).

The fonds consists of EP Ranch committee minutes (1933-1936); business correspondence, including Alick Newton's (1931-1950); general ledgers and financial statements (1920-1956); correspondence about disposal of the ranch; EP Ranching Company minutes and shareholders' records (1956-1958); photographs of the Prince, EP and Bar U ranches, Hoot Gibson movie, and local personalities; and newspaper clippings.

The fonds consists of his autobiographical manuscript, "Pioneers and Pioneering in Western Canada" (1963); correspondence, notes and reports he compiled for Glenbow related to Alberta agriculture and irrigation (1894-1964); films related to a wide variety of agricultural topics (ca. 1920-1955); photographs of agriculture and agricultural personalities (1884-1959); and excerpts from the 1885 Riel Rebellion (North West Rebellion) diary of his father, Charles Longman.

The fonds consists of ordinance of incorporation, constitution and bylaws, minutes, correspondence, convention proceedings, financial statements, committee reports, newsletters, press releases, and photographs of members and events. Includes interviews with early members of WSGA (1965-1967) and a 1948 radio broadcast by James G. Gardiner, Minister of Agriculture.