Haunted Lane by Melander and Brother

In the 19th century, so-called spirit photographers would use double exposures as a way to add ghosts to their pictures.  Some were honest about their technique but many others made a fortune by conning the bereaved by claiming to have the proven that the spirits of their loved ones were still with them.

Here are some spirit photographs from the 19th century:

Unknown Photographer

By William Hope

William Hope

William H. Mumler

David Brewster

By Edward Wylie