Translated extract of a letter, from Monsieur [Balthazar de] Monconys to Robert Moray, dated at Paris Details of Monsieur Monconys's travels to Germany and Italy: concerning Gene's experiments to show the electric force of the air; concerning Gene's thermometer; concerning experiments with gold; details of a child who cannot read or write but can answer difficult questions of arithmetic; that Monconys had seen the bones and teeth of an elephant of Hannibal and about flint and black coral in Italy On the last page are details about a new ship 1664