The fonds consists of: the Mitchell family tree ([ca. 1980]); update of Mitchell family tree including information on Mitchell, Bonella, Terril and other related families (1998). Contains images of the Mitchell family, friends and of rodeo contests; 3 audio cassette interviews with Robert Mitchell Jr. (1951), Mrs. James Mitchell (1964), and Helen and Jim Mitchell (1990).

The fonds consists of: history submissions regarding the family, the town of Irvine and surrounding districts, maps (11), and materials contributing to the writing of "A New Beginning" (1983-1989); images of various scenes in Irvine, Alberta.