Experiments on the red and quill Peruvian bark : with observations on its history, mode of operation, and uses; and on some other subjects connected with the phænomena and doctrines of vegetable astringents. Being a dissertation which gained the first prize given by the Harveian Society of Edinburgh for the year 1784 / By Ralph Irving.

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Experiments on the red and quill Peruvian bark : with observations on its history, mode of operation, and uses; and on some other subjects connected with the phænomena and doctrines of vegetable astringents. Being a dissertation which gained the first prize given by the Harveian Society of Edinburgh for the year 1784 / By Ralph Irving. Public Domain Mark. Source: Wellcome Collection.

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