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 personalities, commerce, institutions, events and buildings in Lethbridge and area including photographs from Waterton Lakes and Writing-on-Stone Provincial Park. Includes a few copy negatives of photographs dating from 1895-1905, and miscellaneous advertiques and order forms.

The fonds consists of diary.

The fonds consists of correspondence, articles he wrote, records of organizations in which he was active, and reference material related to irrigation and erosion. Includes photographs of the family and Adelbert Cazier. RECORDS RELATED TO THE FOLLOWING SUBJECTS ARE ALSO IN THIS FONDS. SEE INVENTORY FOR DETAILS: Alberta Agricultural Research Trust, Canadian Council of Resource Ministers, Canadian Water Resources Association, Manyberries Experimental Station, North American Water and Power Alliance, Oldman River, Special Areas Board, and Western Canada Conservation and Reclamation Association.

The fonds consists of anthropological lectures, manuscripts, notes, correspondence and newsclippings related to ethnobotany, arts and crafts, tranculturation, and archaeology of British Columbia native peoples, including the Haida, Kootenay, Kwakiutl (Kwakwaka'wakw), Nootka, Salish, Sekani and Tsimshian. Includes a copy of Alice Ravenhill's "Arts and Crafts of the Indians of British Columbia".

The fonds consists of A.E. Porter's certificates of membership in the Masonic Lodge (1877, 1888), certificate to practice medicine in Yukon Territory (1898), certificate to practice pharmacy (1921) and certificate of membership in the Southern Alberta Pioneers' and Old Timers' Association (1923).

The fonds consists of diary (1910-1920) which includes chicken production records (1903-1911).

The fonds consists of records re construction of his new home, correspondence of the Confederation Jubilee Committee, and miscellany.

The fonds consists of Noel's diary (1910); Foothills Ranche cashbooks, ledgers and inventories (1902-1914); Lorna's photograph albums of the Park Ranch, family and school (1912-1914); Lorna's postcards (1905-1906); and Noel's photograph albums regarding service in the 13th CMR (1915).

The fonds consists of petition and letter to F.W. Chesson protesting the sale of land by the Hudson's Bay Company (HBC) in Manitoba (1860); letters to Chesson [photocopied 1964] about grievances of the Metlakahtla in British Columbia (1869-1886), and Canadian government relations with Manitoba Indians (1885-1887). Includes letters [photocopied 1964] from Canadians about the slave trade (1892, 1905). RECORDS RELATED TO THE FOLLOWING SUBJECTS ARE ALSO IN THIS FONDS. SEE INVENTORY FOR DETAILS: Anglican church, Dr. G.F. Bodington, Bishop Edward Cridge, Rev. William Duncan, Great Whale River, Canon Grisdale, H.A. Kennedy, David Leask, Bishop Robert Machray, Archdeacon John McLean, G.S. McTavish, C. Hubert Pemberton, Dr. John Shultz, Arthur Swindell, and John Taylor.