Fonds consists of family papers and ephemera, including list of electors, legal documents, typescript of "The story of Rundle" and print material. Fonds also includes newspaper clippings and a letter from Ralph Edwards, 1958 and a Banff Winter Carnival brochure, 1948.

Fonds pertains to parades and events on Banff Avenue.

Fonds consists of two series: I. Professional series, ca.1910-1949; II. Professional / personal life series, ca.1896-ca.1967. Professional series contains volumes of textual records, photograph albums and photographs in two sub-series: A. Warden and civil service papers and photographs, and B. Guiding and outfitting papers and photographs. Professional / personal life series contains volumes of textual records, as well as photographs, in two sub-series: A. Scrapbooks, and B. Other material. Textual records consist of warden journals, 1934-1949, and scrapbooks, 1911-1961. Journals record weather conditions, wildlife observations, enforcement, construction and maintenance duties, etc. around Castle Mountain and Lake Louise. Scrapbooks contain correspondence and memoranda, 1929-1948, from LaCasse's civil service career. Textual records also include diary of Mavis Benedict, 1917, kept during Caroline Hinman pack trips; copy of a ski trip diary; and biographical notes on LaCasse, ca.1950. Photograph albums pertain to a Caroline Hinman trip in the Mount Assiniboine area, 1917; Columbia Icefield expedition, 1924; and horse trips in the Canadian Rockies, ca.1925.

Fonds pertains to students and teachers from Havergal Ladies College in Toronto, including Miss Haskins (Margaret Greenham). Margaret Greenham was Headmistress of the college from 1912 until ca.1918.