Letters to two unidentified persons. It appears that one at least is to James Gow, Windsor. In it McLachan tells of family matters, books he has read and the support spiritualism has given him through talks with his dead son, John.
Fonds consists of correspondence; photographs; and his long lost memoirs largely relating to his involvement in the 1837 Upper Canada Rebellion; and his interactions with such notables as William Lyon Mackenzie, Sir John A. Macdonald, Edward Barker, Pirate Bill and his daughter Kate, and a murderous Captain of the Fort Henry Guard.
Fonds consists of an album of photographs showing Queen's University at Kingston, its buildings and students, plus geology class expeditions; the community of Kingston and its environs, including Kingston Mills; Upstate New York, including Lake Champlain; and other locations in Western Canada and the western United States, including California.
Fonds consists of programmes of various regattas and championships held by a number of canoe clubs under the auspices of the Canadian Canoe Association; correspondence, minutes, technical reports and bulletins, and clippings relating to the canoe events at the 1960 Rome Olympics.
