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The poor man's friend : containing the infallible cure for the black tongue, with its causes and symptoms : also, the only remedy known to prevent the contagion from attacking those in charge of the patient : with the treatment for measles and scarlet fever, and a collection of fifty valuable remedies for various diseases / compiled from the German by W.E. Richter. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)