The "Sanitas" (pine-oxygen) treatment of consumption (Phthisis, tuberculosis), and lung & throat affections, including diphtheria, winter cough, influenza, bronchitis, & c. / The "Sanitas" Company Limited.

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The "Sanitas" (pine-oxygen) treatment of consumption (Phthisis, tuberculosis), and lung & throat affections, including diphtheria, winter cough, influenza, bronchitis, & c. / The "Sanitas" Company Limited. Public Domain Mark. Source: Wellcome Collection.