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Credit
An experimental inquiry into the similarity in virtue between the Cornus florida and sericea : and the Cinchona officinalis of Linnaeus, together with an inquiry into the modus operandi of astringent vegetables in preventing the putrefactive fermentation / by John M. Walker. 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.)