Reflections On Gall And Spurzheim�������s System Of Physiognomy And Phrenology is a book written by John Abernethy in 1821. The book is a critical analysis of the physiognomy and phrenology system developed by Franz Joseph Gall and Johann Spurzheim. The book is divided into two parts. The first part provides a brief history of the development of physiognomy and phrenology and the key principles of these...