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Credit
Small-pox and cow-pox : comprehending a concise history of those diseases, and a comparison between inoculation for small-pox and vaccination, founded upon a statistical account of their effects in Cambridge, with a plan for the universal extension of vaccination. Public Domain Mark. Source: Wellcome Collection.
Provider
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.