The spirometer, the stethoscope, & scale-balance : their use in discriminating diseases of the chest, and their value in life offices; with remarks on the selection of lives for life assurance companies / by John Hutchinson.

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The spirometer, the stethoscope, & scale-balance : their use in discriminating diseases of the chest, and their value in life offices; with remarks on the selection of lives for life assurance companies / by John Hutchinson. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.