Marking-Off Tool Set for Ewing Extensometer, Serial Nos C528316 and C537912, by Cambridge Instrument Co Ltd, UK, 1951, in wooden carrying case, used in the Structural Engineering Laboratory of Imperial College, London Marking-Off Tool Set for Ewing Extensometer 1951
Cambridge Textile Extensometer testing machine (used at Consumers Association test laboratory). Manufactured at Chesterton Road Works, Cambridge, c. 1960 Cambridge Textile Extensometer testing machine (used at Consumers Association test laboratory) 1960
Laserscan 100 Extensometer for measuring the strain of plastic and rubber type materials in conjunction with Lloyd Instruments Material Testing Machines Laserscan 100 Extensometer
Ewing Extensometer, Serial No C516437, by Cambridge Instrument Co. Ltd, UK, 1952, used for strain measurement in the Structural Engineering Laboratory of Imperial College, London Ewing Extensometer 1952
Extensometer 200 inches, made by Road Research Laboratory, Harmondsworth, Middlesex, crated, with Carry handles Extensometer 200 inches