books.google.ca - This book is a new edition of a short but fascinating text of Galen on causal theory; it also contains the first translation of it into any modern language, and the first philosophical commentary thereon. The commentary ranges widely in Galen's ^Doeuvre, and compares his views with those of other ancient...http://books.google.ca/books/about/Galen_On_Antecedent_Causes.html?id=W3rsfIUdS_cC&utm_source=gb-gplus-shareGalen: On Antecedent Causes
