An illustration from a 1914 issue of Cosmopolitan magazine.

An illustration from a 1900 issue of Scribner's magazine.  The caption reads: "He heard their seductive voices.  They danced around him in numbers."

An illustration from a 1919 issue of Munsey's magazine.  The caption reads: "He saw a veritable cloud of evil creatures, swimming about like fish in dark waters."

An illustration from an 1898 issue of The Strand magazine.  The caption reads: "Innumerable spirits mobbed him."

"Wall Street Ghosts":  an illustration from a 1905 issue of Life magazine.

"The Distracted Musician": an illustration from an 1897 issue of The Ludgate Illustrated magazine.

"The Friends": an illustration from an 1853 issue of Graham's magazine.

An illustration of senatorial decadence, from a 1906 issue of Cosmopolitan magazine.

"Memories that come back to life are like ghosts; they emerge, as if from a tiny point, then swell until they suddenly take on a spatial presence of greater beauty and immediacy than they ever had before."
—Gustav Meyrink, Walpurgisnacht