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The danger, irrationality, and evils of medical quackery : also, the causes of its success : the nature of its machinery : the amount of government profits : with reasons why it should be suppressed : and an appendix containing the composition of many popular quack medicines : addressed to all classes / by Charles Cowan. 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.