A medical illustration from 'A System of Human Anatomy Including its Medical and Surgical Relations' (by Harrison Allen, MD) shows the phrenology chart, 1883. (Photo by VintageMedStock/Getty Images)
A medical illustration from 'A System of Human Anatomy Including its Medical and Surgical Relations' (by Harrison Allen, MD) shows the phrenology chart, 1883. (Photo by VintageMedStock/Getty Images)