Subseries L1.1 contains letters to and from institutions including associations, government bodies, religious bodies, and educational fixtures such as universities and colleges.

This subseries contains correspondence between Diefenbaker and clients, or prospective clients, seeking legal advice on a wide range of topics. Many files are incomplete and it is impossible to determine the outcome of the case. There are also files of miscellaneous documents relating not only to the Requests for Assistance Subseries, but to the Case Files Subseries and the Collections Subseries.

This subseries contains reference material accumulated by Diefenbaker’s staff for the 1965 election campaign.

Merril Menzies was an economist and brother-in-law of Dr. Glen Green, one of Diefenbaker’s closest political supporters in Prince Albert. In late 1956 Green gave Diefenbaker a paper by Menzies on the possibilities of northern development in Canada. As a result, Menzies became Diefenbaker’s chief economic advisor and the force behind the Northern Vision policy of the 1958 campaign. He resigned his position prior to the 1963 election.

This subseries contains reference material accumulated by Merril Menzies while serving as Diefenbaker’s economic advisor.

This subseries contains drafts, Diefenbaker’s own notes, and background material for the memoirs.

This subseries consists of draft documents denoted by an “A” and a number in the top right corner. The subject matter varies greatly and includes: the Temperance Colony Trail, the Moose Jaw - Red Deer Forks Cart-Trail, Ted and Harry Heath, Reverend Charles Hillyer, prairie fires, Mary Mercer and early homesteading, Buffalo Pound Lake, Dr. Thomas Roddick, Michael Oxarart, Maggie Buchanan, Professor Macoun, the Coventry Settlement, Charles Edwards, Camp Norris, Cowboys, and Bronc Horses.

This subseries consists of draft documents denoted by an “E” and a number in the top right corner. The subject matter varies greatly and includes: the Methodist Church, the proposed hydroelectric dam at Moose Jaw Creek, William Walsh and early fire protection, Medicine in the 1890s, bicycles, Lady Macdonald, Curling, the “Return Rebate Marriage Certificate”, the Winter of 1887, Buckoll and Kennedy, the Winter of 1906-1907, Moose Jaw’s first public celebration, early zoological discoveries, early tree planting, the Huron Church, and James Morrison.