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Lot 0012
Duchenne (de Boulogne), Two pages from "The Mechanism of Human Facial Expression" 1862. 4 ½ x 3 ½ - inch albumen prints on 10 7/8 c 9 1/8 - inch pages. Duchenne is considered the father of modern neurology, who developed electrophysiology, the subject of this book. He applied an electric current to areas of the face to uncover the impulses behind the expressions of emotions. Figure 22 shows the application of the device to the subject's face. Figure 34 shows the expression of a subject.

Condition

Both are [4-], the second a little richer.

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Duchenne (de Boulogne), Two pages from "The Mechanism

Estimate $1,900 - $2,400Jul 17
Yonkers, NY, USA