Model Engineer - Vol. 147 - Issue: 3671 / 18th - 31st December 1981

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

Model Engineer - Vol. 139 - Issue: 3471 / 17th - 31st August 1973

Model Engineer - Vol. 139 - Issue: 3469 / 20th - 31st July 1973

Model Engineer - Vol. 139 - Issue: 3479 / 21st - 31st December 1973

Model Engineer - Vol. 139 - Issue: 3457 / 19th - 31st January 1973

Model Engineer - Vol. 147 - Issue: 3657 / 15th - 31st May 1981

Model Engineer - Vol. 139 - Issue: Christmas Extra - December 1973