This was an attempt to catch the spirits of the dead by using photography. Many early examples were fraudulent and done by double exposure. The first alleged spirit photograph was produced in 1862 by the U.S. engraver William H. Mumler, who was subsequently tried (inconclusively) for fraud.

SPIRIT PHOTOGRAPHY: "Spirit photography was a contentious venture."
Cite this page: N., Pam M.S., "SPIRIT PHOTOGRAPHY," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/spirit-photography/ (accessed October 15, 2021).