Observations on the means of improving the medical police of the City of New-York: delivered as an introductory discourse, in the hall of the College of Physicians and Surgeons, on the sixth of November, 1820

Observations on the means of improving the medical police of the City of New-York: delivered as an introductory discourse, in the hall of the College of Physicians and Surgeons, on the sixth of November, 1820