4 The advantages likely to arise from such an association, have been so clearly stated in the address delivered by the Rev. Mr Vernon Harcourt, at its first meeting, that I would strongly recommend its perusal by all those who feel interested in the success of English science. Vide First Report of the British Association for the Advancement of Science, York. 1832. 5 In 1828, the author of these pages visited Ischia, with a committee of the Royal Academy of Naples, deputed to examine the temperature and chemical constitution of the springs in that island. During the few first days, several springs which had been represented in the instructions as under the boiling temperature, were found, on deepening the excavations, to rise to the boiling point. 6 See section 351. THE END.