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

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

Model Engineer - Vol. 134 - Issue: 3355 / 18th - 31st October 1968

Model Engineer - Vol. 134 - Issue: 3345 / 17th - 31st May 1968

Model Engineer - Vol. 134 - Issue: 3344 / 3rd - 16th May 1968

Model Engineer - Vol. 134 - Issue: 3359 / 20th - 31st December 1968

Model Engineer - Vol. 139 - Issue: 3461 / 16th - 31st March 1973

Model Engineer - Vol. 140 - Issue: 3495 / 16th - 31st August 1974