"Ghost still guards buried treasure at Fort Benning."  From Fate Magazine, 1967.

"Why some people haunt houses on finding themselves dead."  From Reality Magazine, 1938.

From The Aberree, 1962.  

From "The Blue Sleep" in The Australian Women's Weekly, 1961.

From Peace College's 1979 yearbook.  See Of Feeding & Caring For Sheet Ghosts.

From Proceedings of the Society for Psychical Research, 1898. 

"Murder by a ghost."  From Fate Magazine, 1953.

From Psychic Science, 1927.

From Ohio University's 1942 yearbook.  See How to Hoodoo Hack a Yearbook.

"My invisible wife."  From Fate Magazine, 1956.

"Apotheosis, or the passage of the spirit from earth to spirit life."  From Gallery of Spirit Art, Nov. 1882.

Via The International Association for the Preservation of Spiritualist and Occult Periodicals.  (Hat tip: Bizarre Chicago.)

Haunted by whatever.  From Unknown, 1939.

"The astral lover.  The most dangerous thing in the world dealing with the dead through the psychic phenomena of the Ouija board."  From The Occult Digest, 1925.

"All men are living ghosts."  From Light, 1935.

From The Book of Knight and Barbara by David Starr Jordan, 1899. 

A ghost octopus and other ghostly sealife.  From Australian Women's Weekly, 1948.

From Fate Magazine, 1948.

From the rare The Fireside Sphinx by Agnes Repplier and illustrated by Elizabeth Bonsall, 1901.

Not everyone will see a ghost captured in this photograph.  From Proceedings of the Society for Psychical Research, 1898.

From Bay Path College's 1986 yearbook.  See Of Feeding & Caring For Sheet Ghosts.