Logosophy. Science and Method was originally written in Argentine Spanish, since Carlos Bernardo González Pecotche (Raumsol), the author, was Argentine. It describes the Logosophic method for self improvement and for self-knowledge. Parts of it are about Logosophy as a science, that is, what a person gets to be able to fulfill using logosophic tools do improve his/her own self; other parts are dedicated to the teaching that one uses for the sake of self improvement, such as the chapter about the difference betweren thoughts and the mental faculties, the mental system, and guidance for self-improvement.