Dare haemoglobinometer, plated steel, with leatherette case, made by Reiker Instrument Co, Philadelphia, USA., 1930-1940 Dare haemoglobinometer 1930-1940
Normal haemometer in leather case, Hellige, by P.A. Stoss of Wiesbaden, German, second half 19th century Normal haemometer in leather case
Haemoglobinometer, Gower, glass, in leather case, owned by the late Sir Gordon Hamilton Fairley, made by Hawksley and Sons Limited, 83 Wigmore Street, London, England, 1851-1900. Haemoglobinometer, Gower, glass 1851-1900
Haemoglobinometer, Gower, glass, in leather case, owned by the late Sir Gordon Hamilton Fairley, with directions for use, by Hawksley and Sons Limited, 17 New Cavendish Street, London, W1, England, 1851-1900. Haemoglobinometer, Gower, glass 1851-1900