Model Engineer - Vol. 142 - Issue: 3529 / 16th - 31st January 1976

Model Engineer - Vol. 147 - Issue: 3649 / 16th - 31st January 1981

Model Engineer - Vol. 147 - Issue: 3667 / 16th - 31st October 1981

Model Engineer - Vol. 147 - Issue: 3660 / 3rd - 16th July 1981

Model Engineer - Vol. 147 - Issue: 3661 / 17th - 31st July 1981

Model Engineer - Vol. 142 - Issue: 3543 / 20th - 31st August 1976

Model Engineer - Vol. 142 - Issue: 3533 / 19th - 31st March 1976

Model Engineer - Vol. 142 - Issue: 3537 / 21st - 31st May 1976