Of the Crises in Diseases. On Faculties. On Mining Machinery. Of Starvation and Dizziness. On the Attributes Light and Heavy. Of Enthusiasm or Ecstasy. On Time. On Growth and Nutrition. On Animals the existence of which is questioned. On Animals in Folk-lore or Fable. Of Causes. | Solutions of Difficulties. Introduction to Topics. Of Accident. Of Definition. On difference of Degree. Of Injustice. Of the logically Prior and Posterior. Of the Genus of the Prior. Of the Property or Essential Attribute. Of the Future. Examinations of Discoveries, in two books. Lecture-notes, the genuineness of which is doubted. Letters beginning “ Strato to Arsinoé greeting.” Strato is said to have grown so thin that he felt nothing when his end came. And | have written some lines upon him as follows @: A thin, spare man in body, take my word for it, owing to his use of unguents,? was this Strato, I at least affirm, to