Fonds consists of correspondence, reports, course materials, minutes and agendas, published materials, photographs, and audiovisual materials. It is arranged in fifteen series: Personal Material (1943-1986); Correspondence (1958- 1982); Articles, Speeches, and Reports by Detwiller (1952-1982); Courses Taught (1953-1980); Conferences, Seminars, and Workshops (1964-1984); Greater Vancouver Regional Hospital District (1953-1984); UBC Health Sciences Centre (1946-1986); Hospital Equipment Mission (1967-1980); Study Tour of Australian Health Systems (1972-1979); Publications, Speeches, and Conferences (1953-1984); UBC (1974-1985); B.C. Hospital Insurance Service (1949-1973); Miscellaneous Organizations (1968-1986); Research Collection (1943-1985); and Tapes and Photographs series (1964-1984).

The fonds consists of the following series: correspondence (1966-1978); publications (1960-1977); subject files, including the Faculty of Medicine (1977-1979), British Columbia Medical Centre (1974-1975), Shaughnessy Hospital (1954-1979),Department of Veteran's Affairs (1951-1959); research materials (1956-1977); and miscellaneous newspaper clippings.

Fonds contains records relating to the research of David C. Walker. This includes photographs of electron microscope images and illustrations regarding epithelial and endothelial tri-cellular corner tight junctions. Also included are notes, drafts, reviews, and final copies of four publications: “The role of epithelial cell tight junctions in tracheal permeability,” “The reassessment of the tricellular region of epithelial cell tight junctions,” “The structure of the tricellular junctions of pulmonary capillaries,” and “Tricellular corners: preferred sites for leukocyte emigration from the pulmonary vasculature of rabbits".