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Credit
John Walker's reply to James Moore, on his mis-statements respecting the vaccine establishments, in the metropolis, and their officers or servants, both living and dead /[John Walker]. Public Domain Mark. Source: Wellcome Collection.
Provider
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.