Model Engineer - Vol. 103 / Issue: 2569 / 17th August 1950

Model Engineer - Vol. 103 / Issue: 2570 / 24th August 1950

Model Engineer - Vol. 103 / Issue: 2571 / 31st August 1950

Model Engineer - Vol. 125 - Issue: 3134 / 3rd August 1961

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

Model Engineer - Vol. 103 / Issue: 2574 / 21st September 1950

Model Engineer - Vol. 103 / Issue: 2578 / 19th October 1950

Model Engineer - Vol. 103 / Issue: 2575 / 28th September 1950