First report of the Committee on Public Hygiene of the American Medical Association : read at the annual meeting, held in Boston, May 1849 : with an appendix containing sketches of the sanitary condition of the cities of Concord, Portland, New York, Philadelphia, Boston, Lowell, Baltimore, Charleston, New Orleans, Louisville, and Cincinnati American Medical Association. Committee on Public Hygiene. Public Health Sanitation Philadelphia : T.K. and P.G. Collins, printers, 1849 Text Illustrations Plates p. [431]-654, 2 leaves of plates (fold.) nlm:nlmuid-7700196-bk 7700196 http://resource.nlm.nih.gov/7700196 OCLC: 14550783 English United States The National Library of Medicine believes this item to be in the public domain. https://creativecommons.org/publicdomain/mark/1.0