Title: Faradisation du muscle frontal
Object type: Photograph
Date: 1854–56, printed 1862
Artist:  Guillaume-Benjamin-Amand Duchenne de Boulogne 
Artist bio: French, 1806–1875
Artist nationality: French
Artist role: Artist
Medium: Albumen silver print from glass negative
Dimensions: Image: 18.6 × 11.7 cm (7 5/16 × 4 5/8 in.)
Mount: 27 × 18.6 cm (10 5/8 × 7 5/16 in.)
Classification: Photographs
Credit line: The Horace W. Goldsmith Foundation Fund, through Joyce and Robert Menschel, 2013
Department: Photographs
Repository: Metropolitan Museum of Art, New York, NY
Tags: term: Science, term: Men, term: Portraits