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Paranormal Technology

Patented: History of Inventions

CHAPTER

How to Create a Spirit Photograph on a Plate

The standard spirit photograph, which emerges in the 19th century, typically uses photographic plates that are one quarter size. The fake ones are typically produced by having an impression already on the plates before the portrait is taken. But there are other ways when you're doing controlled testing to still create spiritual effects on a plate. If you pierce small holes into that cloth, it lets in just enough light to create that spirit mist that you sometimes see on old Victorian photographs.

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