Twenty years' experience of a public vaccinator : small pox, vaccination, and re-vaccination / by William J. Collins.

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Twenty years' experience of a public vaccinator : small pox, vaccination, and re-vaccination / by William J. Collins. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.