Nature's hygiene : a systematic manual of natural hygiene / by C.T. Kingzett.
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Nature's hygiene : a systematic manual of natural hygiene / by C.T. Kingzett. Credit: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.. Public Domain Mark