Infra-red Tipping Load Intruder Detector Indicator

• A special feature of the infra-red ray-operated detector, produced by the Transelectric Co. Ltd. (London), 26 Eaton Mews South, London SW!, is its high sensitivity to all......

One-ton Bonus Payload

• An extra ton of payload capacity per vehicle, within a legal gross weight of 30 tons, is claimed by a Somerset quarrying company as a result of specifying Pengco monocoque......