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Credit
A statement of evidence from trials by inoculation of variolous and vaccine matter; to judge of the question, whether or not a person can undergo the small pox after being affected by the cow pock / by the physicians of the original Vaccine Pock Institution. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.