Portable x-ray set model F3, with adjustable stand, by Victor X-Ray Corporation Ltd., 15-16 Cavendish Place, London, England, 1930-1945. Portable x-ray set model F3 1930-1945
Dynamometer, for measuring grip and lifting power, cased, by Arnheiter, Paris, 1815-1870 Dynamometer, for measuring grip and lifting power 1815-1870
Apparatus for producing artificial pneumothorax, in case, Heaf's type, by Philip Harris and Co. Ltd, Birmingham Apparatus for producing artificial pneumothorax