sponsored by the Automobile Division of the Institution of Mechanical Engineers. sponsored by the Automobile Divibion of the Institution of Mechanical Engineers. sponsored by the Automobile Division of The Institution of Mechanical Engineers. sponsored by Automobile Division of the Institution of Mechanical Engineers. sponsored by the Power Industries Division of the Institution of Mechanical Engineers. sponsored by the Automobile Division of the Institution of Mechanical Engineers, 6-8 November 1973. sponsored by the Tribology Group of the Institution of Mechanical Engineers. Sponsored by The Process Industries Division of the Institution of Mechanical Engineers. sponsored by The Engineering Sciences Division of The Institution of Mechanical Engineers. sponsored by the Tribology Group and the Automobile Division of the Institution of Mechanical Engineers.