The "oxygen" treatment: a history of its origin, mode of action, and its curative powers in consumption, bronchitis, asthma, catarrh, dyspepsia, rheumatism, scrofula, nervous debility, headache, etc., etc

The "oxygen" treatment: a history of its origin, mode of action, and its curative powers in consumption, bronchitis, asthma, catarrh, dyspepsia, rheumatism, scrofula, nervous debility, headache, etc., etc