Bread, bakehouses, and bacteria : reprints of various papers / by F. J. Waldo and David Walsh.

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Bread, bakehouses, and bacteria : reprints of various papers / by F. J. Waldo and David Walsh. Public Domain Mark. Source: Wellcome Collection.

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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.