Discourse on Method, Optics, Geometry, and Meteorology - René Descartes - Google Books

http://books.google.de/books?id=XKVvclclrnwC&pg=PA268

This volume preserves the format in which Discourse on Method was originally published: as a preface to Descartes's writings on optics, geometry, and meteorology. In his introduction, Olscamp discusses the value of reading the Discourse alongside these…