Model Engineer - Vol. 142 - Issue: 3530 / 6th - 19th February 1976

Model Engineer - Vol. 140 - Issue: 3496 / 6th - 19th September 1974

Model Engineer - Vol. 142 - Issue: 3549 / 19th - 30th November 1976

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

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

Model Engineer - Vol. 141 - Issue: 3514 / 6th - 19th June 1975

Model Engineer - Vol. 140 - Issue: 3496 / 6th - 19th September 1974

Model Engineer - Vol. 139 - Issue: 3462 / 6th - 19th April 1973