Sternberg wants Reed to be examined for promotion by the Board of Medical Officers.

Sternberg discusses his theory of yellow fever and the necessary preventative measures to combat the spread of yellow fever.

Sternberg reports on the prevalence of yellow fever in Cuba. He relates the history of yellow fever epidemics, and provides statistics on yellow fever throughout Cuba.

Jefferson Randolph Kean discusses family news and life in Cuba.

Sternberg sends checks for research-related expenses.

Kean considers sending his family back to the United States because of the risk of yellow fever.

Louise Kean provides news about yellow fever.

Kean discusses the mystery of yellow fever, its effects and spread. He comments the state of sanitary conditions at the newly built Camp Columbia.

Louise Kean writes about family news and political intrigue in Marianao. She comments on Cuban politics.

Louise Kean mentions a mutiny on the Sedgewick and a reception for Senators at the governor's palace. Either Jefferson Randolph Kean or Gorgas will be named Chief Surgeon of the Department.

Louise Kean writes to her mother about consultations to secure Jefferson Randolph Kean's position as Chief Surgeon of General Lee's Province.

Louise Kean writes about quarantine and sanitation rules for yellow fever in Cuba, Jefferson Randolph Kean's work in Havana, and her plans to leave Cuba.

Louise Kean writes about daily life in Cuba and cases of yellow fever in Havana and on the Post.

Kean discusses the responsibilities of his new position as part of the Cuban government. He mentions his son and a visit to the Governor's palace.

Kean discusses efforts to control yellow fever, and notes the extent to which it has spread in the corps.

Kean writes about his rationale for remaining as Post Surgeon at Columbia Barracks instead of taking position at Fort McHenry, Baltimore. He comments on the lasting value of Reed's work.

Louise Kean discusses her decision to stay in Cuba and her life at the post. In a postscript she mentions the excitement surrounding the yellow fever experiments.

The Keans discuss social events among the army personnel and a move to new quarters. The postscript mentions the reaction of the popular press and the medical journals to the mosquito theory.

Louise Kean writes about cases of yellow fever and news of the family.

Louise Kean writes that Jefferson Randolph Kean's stepmother is coming to Cuba. She describes the excitement over the first case of experimental yellow fever at Camp Lazear.

Louise Kean writes about the success of Reed's yellow fever experiments with infected mosquitoes and clothing.

Sternberg responds to Reed's letter concerning the success of the experiments. He notes that he has received reprints of Reed's paper in the "Journal of Experimental Medicine."

Kean writes about studying for his upcoming promotion examination. He notes that the scientists are seeing important results from the mosquito experiments. A dinner will be held in honor of Finlay.

Sternberg informs Reed that he will send him to Pan-American Congress to present a supplemental paper.

Kean describes the round of New Year's parties, his children, and studying for his promotional exam. Kean also details the success of the mosquito experiments and the army's efforts to eliminate mosquitoes.

Kean discusses the health of friends back in the United States. He includes a satirical paragraph on the health of acquaintances.

Louise Kean writes that Jefferson Randolph Kean is in Washington, D.C. for his promotion exam. She mentions that Ames has contracted yellow fever and that she attended a memorial service for Queen Victoria.

Kean writes about his return to Cuba after a trip to the United States. Louise Kean has been active in charitable work around the Camp.

Louise Kean writes about the use of fumigation against yellow fever, the quarantine in New Orleans, and Jefferson Randolph Kean being placed in charge of the finances for the Yellow Fever Commission.

Kean discusses life at Camp Lazear; including acquaintances and political trouble involving his new quarters.

Louise Kean writes about yellow fever research, including the failed experiments of Caldas and Carroll's work.

Louise Kean writes about the Keans' travels, her daughter's ear infections, and a case of experimental yellow fever.

Sternberg provides his impressions of Reed and his work relative to Kelly's plans to write a biography of Reed.