Farther hints for restoring animation, and for preserving mankind against the pernicious influence of noxious vapours, or, contaminated air, in a second letter to Dr. Hawes.

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Farther hints for restoring animation, and for preserving mankind against the pernicious influence of noxious vapours, or, contaminated air, in a second letter to Dr. Hawes. Credit: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.. Public Domain Mark