Kean discusses the present sanitary conditions in Cuba. He states that there has been a breakdown in sanitary procedures since the American withdrawal and recommends that local sanitation boards be abolished in favor of a National Sanitary Board. Kean writes that yellow fever is moving out to rural areas, instead of concentrating in urban centers. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Finlay discusses the creation and function of the Superior Board of Health, which included establishing new sanitary ordinances. He continues by discussing the two most severe outbreaks of disease in Cuba since 1901: smallpox and yellow fever. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Lopez del Valle reports on the duties of the National Sanitary Board, which required all the local sanitary offices to submit to new rules of operation. He goes into great detail about all the various sanitary methods used throughout Cuba. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Kean submits the report of the National Sanitary Department, and states that yellow fever is presently exterminated throughout Cuba. Kean, however, claims that the U.S. is too harsh with the quarantine regulations imposed upon Cuba. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Finlay discusses the nationalization of the Cuban Sanitary Department, developments in sanitary procedures regarding mosquitoes and yellow fever, and the control of tuberculosis. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Barnet comments on the effectiveness of the National Sanitary Service, the problems of quarantine, and the general improvement of sanitary standards within Cuba. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Lopez del Valle describes the methods used to combat yellow fever, typhoid fever, diphtheria, tuberculosis, and other infectious diseases in Havana. The methods of covering all water deposits that might breed mosquito larvae are thoroughly discussed. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Magoon discusses the creation of the Nationalized Sanitary Department, which has caused the final extinction of yellow fever. He also mentions the violation of the quarantine restrictions by the United States. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Jennings gives a report of how Phinotas Oil affects the pupa stage in the immature mosquito. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

LePrince informs Gorgas of the efficiency of Phinotas Oil as a larvacide. [Courtesy of The Albert and Shirley Small Special Collections Library, University of Virginia Library]

Gorgas sends Kean results of experiments on Phinotas Oil in exterminating mosquitoes. He encloses two letters from Joseph A. LePrince. [Courtesy of The Albert and Shirley Small Special Collection Library, University of Virginia Library]