The fonds consists of A.E.'s teaching certificates and agreements, and homestead documents; photographs of the Willock and Cox families, and Pincher Creek area and personalities; recorded reminiscences of Mabel Cox Sykes about her family and nursing (1973); and A.E.'s extensive correspondence as Dominion Land sub-agent (1897- 1907) and as agent for the Calgary and Edmonton Land Company (1899-1911). Includes minutes of the Ancient Order of United Workmen, Castle View Lodge No. 43 (1903-1905). Also includes list of lands for sale on the Peigan reserve (1913).

The fonds consists of extensive correspondence between A.E. Cross and Helen Cross (1899-1928); correspondence of A.E. Cross pertaining to the brewery, ranch, personal matters, and organizations in which he was active (1890-1932); correspondence of J.B. Cross regarding the brewery, ranch and personal matters (1933-1937); A7 Ranche business correspondence (1913-1943); Calgary Brewing and Malting Company business correspondence (1892-1906); Helen's correspondence and records of organization in which she was active (1880-1944); correspondence and school records of the Cross children (1912-1948); family memorabilia (1892-1949); correspondence and business records of Sandy Cross and Rothney Farm (1935-1987); and extensive photographs of the Cross family, the A7 Ranche, and Rothney Farm.

The fonds consists of photographs of Lethbridge Experimental Station and projects (1911-1942), soil erosion in Alberta and Saskatchewan (1930s), and agricultural views; discussion notes on irrigation for experimental station staff seminars and meetings (1933-1949); and Alex's papers on agriculture for the station (nd). Also consists of research materials including photographs of southern Alberta in the 1890s to 1910s, Alex's address on the history of the Western Stock Growers' Association (1971), and recorded conference on the Mounted Police held at University of Lethbridge (1974). Includes recorded Glenbow Foundation staff conference (1959), manuscript of "Indians of the Western Plains" by Mike Mountain Horse (1936), and miscellany.

The fonds consists of correspondence pertaining to his appointment as librarian, his article on the Calgary Public Library, a transcript of an interview with him, and an oral autobiography he recorded ca. 1975. Also includes interviews conducted by Donna Lohnes and Barbara Nicholson of three of Calhoun's associates, Aylmer Liesemer, Jim Pegg, and Kay Snow.

The fonds consists of photographs of experimental planes, their construction, and the Alexander Graham Bell family, Baddeck, Nova Scotia (1908-1910); a paycheque from Bell's laboratory; an interview with Andrew about pioneer Calgary and his aviation work with Bell (1966); First World War postcards (1916) and a letter from German friends (1923).

The fonds consists of petroleum engineering notes, sketches, charts, handbook, graphs and reports (1925-1959); a recorded interview about life (1968) and transcript of interview (see M-3973-2); and photographs of A.G. Graves, waterworks projects (1900-1956), Glenmore dam and Calgary views (1909, 1930). Also consists of general correspondence (1908-1969), newsclippings, share certificates (1914-1921), and miscellany.