The test drug-proving of the "O.O. & L. Society" : a re-proving of belladonna ; being an experimental study of the pathogenic action of that drug upon the healthy human organism. Conducted under the auspices of the American Homoeopathic, Ophthalmological, Otological and Laryngological Society, with the indorsement and co-operation of the American Institute of Homoeopathy and various state and local societies / arranged and condensed by the general director of the proving Howard P. Bellows.

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The test drug-proving of the "O.O. & L. Society" : a re-proving of belladonna ; being an experimental study of the pathogenic action of that drug upon the healthy human organism. Conducted under the auspices of the American Homoeopathic, Ophthalmological, Otological and Laryngological Society, with the indorsement and co-operation of the American Institute of Homoeopathy and various state and local societies / arranged and condensed by the general director of the proving Howard P. Bellows. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.