Letter from John Collins Warren to William Tudor,

One letter inviting Tudor to his wedding to Susan Powell Mason, daughter of their mutual friend, Jonathan Mason.

Letters from Stephen Cassin to William Tudor,

One letter inquiring about Commodore John Orde Creighton, whom Cassin was replacing as commander of the naval squadron off the coast of Brazil. One letter asking Tudor’s advice on what action to take in regard to an altercation between two Americans and a Brazilian naval officer.