The fonds consists of Murdoch McPherson's diary (1834), McPherson family correspondence (1845-1895), and miscellaneous family and HBC papers (1825-1893); and Patrick family correspondence (1878-1946), Alfred Patrick's diary (1833), and various family certificates, genealogical charts and newspaper clippings. Includes Lillian Morrison's nomination of A.P. Patrick as Calgary's Citizen of the Century (1975).