An inquiry how to prevent the small-pox. And proceedings of a society for promoting general inoculation at stated periods, and preventing the natural small-pox, in Chester / by John Haygarth.
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An inquiry how to prevent the small-pox. And proceedings of a society for promoting general inoculation at stated periods, and preventing the natural small-pox, in Chester / by John Haygarth. Credit: This material has been provided by This material has been provided by London School of Hygiene & Tropical Medicine Library & Archives Service. The original may be consulted at London School of Hygiene & Tropical Medicine Library & Archives Service. where the originals may be consulted.. Public Domain Mark