Oxygenator for use with Dale-Schuster pump, European, 1920-1935 Oxygenator for use with Dale-Schuster pump 1920-1935
Oxygenator, four cylinder, metal on wood base, for animal experiments, from Medical Research Council, by C. F. Palmer, 63 Effra Road, London, SW2, England, 1901-1930. Oxygenator, four cylinder 1901-1930
