The fonds consists of photographcopies of bylaws (1912), agreements (1912, ca. 1920) and correspondence with the City and the head union predominantly about the seniority issue (1923-1929). Includes photographs of municipal railway workers (1911-1914, 1918, ca. 1950) and photograph of charter of 1915. Also includes labour union returns and questionnaires (1972-1975) and circulars (1961).

The fonds consists of oral histories given by people who lived and worked in the Coal Branch from 1912 to 1966. The oral histories were recorded by den Otter during the course of research to complete his thesis for a Master of Arts degree in history at the University of Alberta.

The fonds consists of loose scrapbook pages, compiled by Anna MacLaren, of newspaper articles about unionism, labour organizations, labour legislation, minimum wages, the Hotel and Restaurant Employees' International Alliance Local No. 198 and Anna MacLaren.

The fonds consists of a transcript of an interview with Charlie about his life, various quarries and sandstone (1972), letters of reference about his abilities as a stone cutter (1909), and photographs of 8th Field Ambulance (1914) and Belcher Hospital staff (1919).