Photo: William Mumler, Bronson Murray in a Trance with the Spirit of Ella Bonner, 1872.
Spirit photographers were prevalent in the 1800s when seances were popular and the greatest ghost stories of all time, such as Dickens’s The Signalman, were being written. They managed to get people to pay for images such as this obvious double exposure. Here are some more classic fake photos
Photograph: The Metropolitan Museum of Art, New York