Lazear is ordered to report to Tampa, Florida, for transfer to Columbia Barracks, Cuba.

Lazear's army contract has been received.

Lazear provides travel details.

Lazear provides travel details and reports that his son is well.

Lazear describes his journey and Cuba.

Lazear describes his domestic arrangements in Cuba.

Lazear describes his domestic arrangements and gives his opinion on the Cuban political situation.

Lazear provides his impressions of Cuba.

Lazear reports that the Secretary of War, Elihu Root, will visit the camp. He discusses his laboratory work.

Lazear describes the camp location and commanders. He offers his opinion of Cubans and reports that Mabel Lazear will leave for the United States before the fever season quarantine begins.

Lazear, writing as William Lazear, describes his son's daily life.

Lazear writes that he will assist Reed in an investigation of a disinfectant. He offers his opinion on the political situation in Cuba.

Lazear writes that his workload will be lighter after Reed leaves. He reports that his son is well.

Lazear writes about Mabel Lazear's trip home. He has finished a paper on malaria but will still do more research. He is currently doing bacteriological work.

Lazear writes about Mabel Lazear's trip home and his son's health.

Lazear reports that there is little chance of getting leave.

Lazear offers his opinions on Cuba.

Lazear writes about his living arrangements and his laboratory. He discusses the political situation in Cuba.

Lazear writes that he misses watching his son grow and the comforts of home.

Lazear provides family news.

Lazear writes about family plans for the summer. He is pleased to be named a member of a board to study infectious diseases, headed by Walter Reed.

Lazear writes about family plans. He explains the work of the investigative board and is glad that Reed will be its leader.

Lazear plans for Sweitzer to visit him next winter.

Lazear reports that his real estate agent has rented his house in Baltimore. He has been running the officers' mess.

Lazear reports that the yellow fever epidemic is waning. Reed, Carroll and he will study malaria.

Lazear reports that the yellow fever epidemic seems to be over, and that the board is hard at work studying Cuban infectious diseases.

Lazear reports that his wife has been hospitalized.

Lazear reports that Reed has them working on Sanarelli's bacillus, but he wants to discover the real organism. He offers his opinion of Carroll.

Lazear writes that Mabel Lazear's doctor will telegraph him when her situation changes.

Lazear writes about his travels to other posts to gather statistics.

Lazear describes a trip to Pinar del Rio. Mabel Lazear has had a long hospital stay.

Lazear reports that United States Army troops have been withdrawn from Guanajay and Pinar del Rio, although the United States will remain in Cuba for several years until a stable government is established. Lazear hopes to have work in Washington after the Cuban research is finished.

Lazear writes about family plans. He is now working on malaria, and says yellow fever is decreasing in Havana.

[Lazear] disagrees with Reed and Carroll's concentration on Sanarelli's work. He believes that the true cause of yellow fever lies elsewhere.

Lazear writes that he received a telegram announcing his daughter's birth. He hopes for a vacation in the United States in October.

Lazear reports that Mabel Lazear and the baby are well.

Lazear believes he is on the track of the yellow fever germ but this news must be kept secret for now.

Lazear details his plan to return to the United States for a visit. He also discusses improvements to his quarters.

Lazear thanks her for the magazines she sent. He describes his average day.

Kean describes the contributions and sacrifices that Lazear has made for science, and asks Sternberg to make a public statement about Lazear's death and his courage in life. [Courtesy of the National Archives and Records Administration]

Kean informs Mabel Lazear of Lazear's death.

This is an obituary for Jesse Lazear.

This article, which appeared in the "St. Louis Medical Review," discusses the transmission of yellow fever via mosquitos.

Wood lauds the work that Lazear did and praises him as a martyr.

Wood describes Lazear's infection and death, and advocates for a pension for Mabel Lazear.

Mabel H. Lazear asks Carroll for information on the circumstances of Jesse Lazear's death.

Morris reports that he will investigate what money may be due Mabel Lazear for Lazear's army services.

This obituary, which appeared in the "Johns Hopkins Hospital Bulletin," honors Jesse Lazear.

This obituary encourages friends and admirers of the late Jesse Lazear to contribute to a fund for a Memorial in his name.

This bill would award a pension to Mabel Lazear.

Howard reports that he has lobbied Congress to acknowledge Lazear's service. He believes Lazear was a martyr.

Jesse T. Lazear provides family news. He reports that two noted physicians spoke to him about Jesse W. Lazear's death.

Mabel Lazear writes about family news. She reports that she has been lobbying for her pension.

Wood lobbies for a pension for Lazear's widow.

Osler writes that he will help secure Mabel Lazear's pension.