New illustrated self-instructor in phrenology and physiology : together with the chart and character of ... as marked by ... / by O.S. and L.N. Fowler.
An 1877 phrenology instruction book by Orson S. and Lorenzo N. Fowler, published in New York for a general reading public learning to read head and face types. Its pictures are wood-engraved profile and three-quarter head studies of men with numbered marker lines, which a designer could use for hatched shading of hair, skin and face contours.
