An inquiry into the propagation of contagious poisons, by the atmosphere — CHAPTER I. THE NEGATION OF ATMOSPHERIC CONTAGION FROM THE HISTORY AND ACTUAL OBSERVATION OF DISEASE.

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An inquiry into the propagation of contagious poisons, by the atmosphere CHAPTER I. THE NEGATION OF ATMOSPHERIC CONTAGION FROM THE HISTORY AND ACTUAL OBSERVATION OF DISEASE. · ch 13/41

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