
Britain's Motor Industry
Britain's Motor Industry — The First Hundred Years, by Nick Baldwin, Anders Clausager, and Jonathan Wood (Nick Georgano, Ed). Haynes, £24.99. To mark the first one hundred years of the…
A NOVEL EXHIBITION AT OLYMPIA.
Alexander Duckham & Co.’s exhibit of non-gumming, non-freezing ADCOL ‘ lubricants includes a petrol engine turning at high speed and illustrating one way in which unsuitable oil reduces efficiency. The valve mechanism can be examined by means of a special lamp, which renders visible the action of rapidly moving parts somewhat in the same way as the slow-motion cinema does. Thus the delayed closing of a badly lubricated valve can be watched, although actually it occupies only a few thousandths of a second.