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Credit
A sketch of the history of smallpox and vaccination ; being the substance of a lecture, delivered for the Manchester and Salford Sanitary Association, at St. Peter's School, Collier Street, Greengate, Salford, and at various other institutions in Manchester and Salford / by Wm. H. Barlow. 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.