Letters from John Murray Forbes to William Tudor,

Five letters regarding the peace negotiations between Argentinean factions. He also writes of news of the intentions of Spain to establish a "paternal government" in Mexico.

Letters from John Murray Forbes to William Tudor,

Four letters in which Forbes discusses the peace achieved in Buenos Aires, and the question of whether to reinstall the junta that was overthrown in the Decembrist revolution, as well as a meeting with the new governor, Juan Manuel Rosas. He also describes the response in Buenos Aires to the peace reached between Colombia and Peru, and the funeral of executed Buenos Aires Governor Manuel Dorrego.

Letters from Michael Hogan to William Tudor,

Four letters discussing news of friends and domestic politics and the presidential election, in addition to trade and purchases of certain goods.

Letters from Michael Hogan to William Tudor,

Four letters regarding unrest in Chile, the election of Vice President Joaquín Vicuña and inception of the Chilean Civil War, and subsequent events related to the war.

Letter from Isaac Hull to William Tudor,

Three letters regarding the court martial and trial of Tudor’s brother-in-law, Charles Stewart, and French naval activities in the area. One letter was written by Hull’s wife.

Letters from Thomas ap Catesby Jones to William Tudor,

Two letters in which Jones requests that Tudor relay his regrets to José de la Mar for missing the general’s installation as president of Peru, and mentions he is sending Tudor an ensign to be used "at the Palace."

Letters from Beverly Kennon to William Tudor,

Six letters regarding the imprisonment of American seamen in South America and those who willingly left American vessels after being enticed by the Peruvian government.

Letters from Beverly Kennon to William Tudor,

Five letters regarding naval movements near Lima, as well as domestic news and politics, including the trial of Charles Stewart.

Letters from José de la Mar to William Tudor,

Two letters in Spanish.

Letter from Xavier de Luna Pizarro to William Tudor, undated

One letter regarding South American politics. In Spanish.

Letters from Thomas James Maling to William Tudor,

Six letters providing information about British naval vessels and news of the movements of French vessels and South American belligerents. He also mentions the silver mining partnership and the agent B. Llaveria. Included are a letter from Maling’s wife, and one letter from Maling in Spanish

Letters from Thomas James Maling to William Tudor,

Four letters regarding the conflicts in South America, including the movements of military leaders Juan Manuel de Rosas, Juan Lavalle, and Simón Bolívar, as well as politics in Europe. Also included are mentions of communication with B. Llaveria, the agent for supplying the silver mining operation.

Letters from Thomas James Maling to William Tudor,

Two letters regarding peace negotiations in Buenos Aires and politics in Europe, and two letters from Maling’s wife regarding accommodations she was seeking in Lima and news regarding various sailing vessels.

Letter from the Navy Department to James O. Creighton,

One letter with instructions to give convoy to the vessel that would bring Tudor back to the United States.

Letters from Woodbridge Odlin to William Tudor,

One letter from Odlin regarding his appointment, enclosed with copies of official documents from the United States and Brazilian governments. One letter requesting Tudor’s help with an American businessman being persecuted by a collector, which also mentions the assassination of the president of Bahia province.