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A treatise on the cow-pox : containing an enumeration of the principal facts in the history of that disease, the method of communicating the infection by inoculation, and the means of distinguishing between the genuine and spurious cow-pox. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.