1. Observations on febrile contagion: and 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 Author(s): Hosack, David, 1769-1835 Publication: New-York : Published by Elam Bliss : J. Seymour, printer, 1820 Subject(s): Yellow FeverCommunicable Disease Control
2. Report of the Joint Committee of Councils, relative to the malignant or pestilential disease of the summer and autumn of 1820, in the city of Philadelphia Author(s): Philadelphia (Pa.). Joint Committee of Councils Relative to the Malignant or Pestilential Disease of the Summer and Autumn of 1820 in the City of Philadelphia, author. Publication: Philadelphia : Printed by Lydia R. Bailey, 1821 Subject(s): Yellow Fever -- epidemiologyDisease OutbreaksCommunicable Disease ControlSanitationPhiladelphia
