Letter, from Henry Oldenburg to Robert Boyle, dated at London That the Society's reputation is increasing abroad; concerning correspondence with Rome and with the Academy in Caen; notice that a camel had been dissected in Paris and a hawk's eye and oyster in Caen; concerning Slusius's letter about mines and 'spaw-water' in Belgium and transcribes part of his letter about Boyle's experiments with liquids (in Latin); concerning political events in Europe (in French) 30 March 1668