Letters from Samuel L. Southard to William Tudor,

Four letters thanking Tudor for his diplomatic reports and various suggestions, and reporting that Tudor’s views on surveys and communications with the Navy’s Pacific Squadron "entirely concur with those of the Executive."

Letter from [Pio de?] Tristan to William Tudor,

One letter in Spanish.

Letters from Martin de Andrade to William Tudor,

Six letters sent from Cajatambo, Peru. In Spanish.

Letter from Charles B. Bullard to William Tudor,

Letter enclosed with two letters to be delivered to Perkins & Co. regarding quicksilver.

Letters from William Cochrane to William Tudor,

Two letters regarding the mining enterprise in Peru.

Letter from Daniel W. Coit to William Tudor,

One letter regarding the ownership of a steam engine, a silver mine in Catajumbo, and prices of goods and foodstuffs.

Letter from van Dockum to William Tudor,

One letter in French.

Letters from Ramon de Echenique to William Tudor,

Two letters in Spanish.

Letter from Alfred S. Edwards to William Tudor,

One letter regarding a shipment of cargo in which Edwards refuses to grant an advance to Tudor, likely related to the silver mining enterprise.

Letter from George W. Lewis to William Tudor,

One letter inquiring if Tudor wished to send any letters to Boston with Lewis when he sailed.

Letters from B. Llaveria to William Tudor,

Five letters in Spanish.

Letters from B. Llaveria to William Tudor,

Five letters in Spanish.

Letters from B. Llaveria to William Tudor,

Five letters in Spanish.

Letters from B. Llaveria to William Tudor,

Four letters in Spanish.

Letters from Andrew MacFarlane to William Tudor,

Two letters regarding MacFarlane’s claims on the Spanish government.