Hypnotist and his patients, c. 1845. Photograph by John Adams Whipple. © The Metropolitan Museum of Art, Gilman Collection, Gift of The Howard Gilman Foundation, 2005.
Hypnotist and his patients, c. 1845. Photograph by John Adams Whipple. © The Metropolitan Museum of Art, Gilman Collection, Gift of The Howard Gilman Foundation, 2005.