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public domain text monochrome Public Domain Book Vitalogy or Encyclopedia of health and home adapted for home and family use by Geo. P. Wood M.D. and E.H. Ruddock M.D. openlibrary.org Public Domain Book Vitalogy or Encyclopedia of health and home adapted for home and family use by Geo. P. Wood M.D. and E.H. Ruddock M.D. openlibrary.org