Received mail from MH, Mary Baldwin, and J. H. Nelson. Death of George Gordon (Lord Byron). Dined with British minister W. R. Hamilton. News of English residents in Rome. Recent archeological discoveries in Naples. Describes Pompeii, Solfaterra, and Puzzuoli. Religious procession of king through Naples. [Letter continued 18 June:] Met British admiral H. B. Neale at Hamilton's. Problems with Dey of Algiers.