""A Handbook of Phrenology"" is a book written by Cornelius Donovan and published in 1870. Phrenology is the study of the shape and size of the human skull to determine a person's character and mental abilities. The book provides a comprehensive guide to the principles and practices of phrenology, including the history of the field, the different areas of the brain and their corresponding mental faculties, and how to interpret the bumps and contours...