You've heard of a palmist.  You've heard of a psalmist.  Here's where they overlap -- a woodcut diagram of the Guidonian hand, a mnemonic used for teaching music, 1492.  

Here's a precursor to the animated busts in Disneyland's Haunted Mansion, from Thomas Gray's "Elegy Written in a Country Churchyard," diagrammed in Stephen Watkins Clark's A Practical Grammar, 1864.

The gestation of the deities, from Étude Historique sur les Organes Génitaux de la Femme by Gabriel Peillon, 1891.

From Revue de l'Art Chrétien, 1857.

"Something about hypnagogic hallucinations" from An Experimental Study of the Eye-Voice Span in Reading by Guy T. Buswell, 1920.

From Manual of Social Science by Genry Charles Carey, 1879.

From Fundamental Character Analysis by Harlan Tarbell, John Rolle and Carl Loeb, 1922.

"The invisible," from an 1849 advertisement.

Here's a precursor to retrieving data stored in "the cloud."  From Applied Biophysics by Norman Howard-Jones, 1949.

From The Management of Men by Edward Lyman Munson, 1921.

"'Time slept on flowers and lent his glass to hope.' —Sigourney."  From A Practical Grammar by Stephen Watkins Clark, 1847.

Before the For Dummies books: Indian Clubs and Dumb Bells by J. H. Dougherty, 1901.

This is just to confirm that every haunted chamber should feature at least one "ghost closet" (see upstage center).  Our diagram appears in Grace Griswold's The Haunted Chamber: A Romantic Comedy in One Act (1921).  To design your own haunted chamber, see our guide to Seance Parlor Feng Shui.

"Arrangement of mirrors for projecting the body into a false direction and distance."  From Experimental Psychology and Its Bearing Upon Culture by George Malcolm Stratton, 1903.