Travels in the Two Sicilies, and Some Parts of the Apennines. Translated from the Original Italian of the Abbe Lazzaro Spallanzani, Professor-Royal of Natural History in the University of Pavia, and Superintendant of the Imperial Museum in that City; Fellow of the Royal Society of London; and Member of the Academies of Prussia, Stockholm, Gottingen, Turin, Padua, &c. &c. In Four Volumes. - With Eleven Plates