Subseries contains material relating to the administrative functions of the Grand Trunk Railway, including financial records.
Subseries contains maps and technical drawings produced by Canadian National Railways. Predominantly consists of record plans of the B.C. Mountain Region. Also includes technical drawings of CN railway equipment.
Subseries contains ephemera related to Canadian National Railways.
Subseries contains publications intended for employees and the general public, produced by Canadian National Railways, concerning labour unions, uniform code, operating rules, maintenance of way, general instructions, examination material, handling of hazardous material, operating guides, safety, and the Royal Tours of 1939 and 1959.
Subseries contains textual material produced and recorded by Canadian National Railway relating to employee safety and accidents.
Subseries contains textual material concerning yard, station, track, and train maintenance. A majority of the records are in the form of work orders.
Subseries contains textual material relating to station names and locations, road crossings, and the movements of trains.
Subseries contains timecards, labour records, and employee documents.
Subseries consists of interdepartmental correspondence primarily in the form of telegraphs and internal correspondence bulletin books.
Subseries contains material relating to the administrative functions of the Canadian National Railway Prince George office, including financial records and publication material meant for management staff.
Subseries consists of photographic material pertaining to the following subject areas: mine operations; plant operations;labour strike 1970s images; townsite operations of the company towns of Cassiar and Clinton Creek (including community activities associated therein and townsite development); as well as, images of mines not owned by Cassiar Asbestos Corporation, but which are believed to have been used for operational research purposes.