Fonds consists of the printed genealogy of the families of Ian Lachlan Campbell (1927-) and Marion Isabel (Wellwood) Campbell (1926-). Included are 14 spiral-bound volumes entitled "Difficulty Overcome." The volumes are a study of the clans, extended families, lineages and families of the descendants of Colin Campbell (b. Islay 1792, d. Eldon Twp., Ontario - 1877); Isabella Carmichael (b. Islay 1792, d. Eldon Twp., Ontario - 1830); William McLachlan (b. Isle of Islay, d. Victoria County, Ontario); Christina Bell; William McCoy (b. Co. Down, Ireland, 1819, d. Hamilton, Ontario, 1887), Ann Hamilton (Ireland); Samuel Jeffery (b. County Down, Ireland, d. Haley Station, Ontario); John Elis Gilpin (b. United Kingdom, d. Jellys, Ontario - 1869); and Margaret Laycock (d. Haley Station, Ontario - 1900).