Translation of part of a letter, from Nicolaus Cyrillus of Naples to William Rutty Cyrillus's letter gives observations of the barometer used in his meteorological diary of Naples in 1730 He sends an account of the eruption of Mount Vesuvius during March 1730 which is from his meteorological diary Cyrillus sends some silk from the nests of his tarantuala Translation by Cromwell Mortimer 1731