Model Engineer - Vol. 140 - Issue: 3502 / 6th - 19th December 1974

Model Engineer - Vol. 147 - Issue: 3668 / 6th - 19th November 1981

Model Engineer - Vol. 147 - Issue: 3659 / 19th - 30th June 1981

Model Engineer - Vol. 147 - Issue: 3653 / 20th - 31st March 1981

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

Model Engineer - Vol. 147 - Issue: 3666 / 2nd - 15th October 1981

Model Engineer - Vol. 147 - Issue: 3664 / 4th - 17th September 1981

Model Engineer - Vol. 147 - Issue: 3654 / 3rd - 16th April 1981