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The purification and disinfection of the system by a proper use of fresh-burned charcoal and pure air : better than poisoning it for the prevention and cure of the great majority of diseases / by A.S.L. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)