The fonds consists of lecture notes and exam solutions for Dynamics of Machines, an Engineering course taught by Norman Macleod Hall from 1923 to 1945. The fonds contains two folders. Folder 1 contains lecture notes on steam and gas engines. Folder 2 contains lecture notes, machine blueprints and exam solutions. N.M. Hall also wrote a 15 page pamphlet entitled "Report on Winnipeg Heating Company Limited" in 1932. This pamphlet is stored in MSS 90, Box 4, Folder 2, Item 1.