We can confirm that this seance parlor conforms to the delicate standards outlined in Seance Parlor Feng Shui.  From Popular Mechanics, 1929.

Here's spirit writing promising better days.  "You must not fear, brother, that you will be troubled with evil spirits any more.  No, brother; no more.  [Signed,] Your spirit-sister, Bliss."  From Modern Spiritualism by Eliab Wilkinson Capron, 1855.

"What is the truth about ghosts?"  From Popular Mechanics, 1927.

Talking With the Dead? by Joseph Franklin Rutherford, 1920.

"The ghostly hand which appeared on the New York photographer's carefully guarded plate."  From Spiritism and Common Sense by Carlos María de Heredia, 1922.

"Do spirits talk through the ouija board."  From Popular Science Monthly, 1920.

We, too, nicknamed our planchette "the despair of science."  From Planchete, Or the Despair of Science by E. Sargent, 1869.

A portrait of a ghost from Popular Mechanics, 1930.  The headline reads, "How eyes tell lies."

Here's an all-consonant word (or a sentence of one-letter words?) written on a wall by spirits with a candle.  (Truly, some of the most fascinating messages are written on walls with candles.)  It translates as, "Spirits of a higher order desire to communicate with you soon."  From Modern Spiritualism by Eliab Wilkinson Capron, 1855.   See Webster's Dictionary of Improbable Words: All-Consonant and All-Vowel Words as well as One-Letter Words: A Dictionary.

"'Spirit levitation,' photographed under 'test conditions' in Springfield, Mass."  From Spiritism and Common Sense by Carlos María de Heredia, 1922.

"A few days later the planchette drew a rough sketch."  From The Annals of Psychical Science, 1906.

"Great Scott, how you startled me!  I thought it was my wife!"  From The Sketch, 1903.

Angelic and demonic influence during spirit writing, in From Matter to Spirit by C. D., 1863.

"Well, as long as they don't expect me to get out and dance a minuet with them, they may do their worst!"  From The Sketch, 1904.

A curtain blows out, the table raps three times, and a visitor from the unknown appears as a head surrounded by the curtain.  From The Annals of Psychical Science, Volume 5, 1907.

Key to Ghostism: Science and Art Unlock Its Mysteries by Thomas Mitchell, 1880.

"A spirit slate-writing experiment."  From Popular Mechanics, 1918.  This should be of interest: The Care & Feeding of a Spirit Board.

"I am introduced to my soul."  From A Man and His Soul, An Occult Romance by Theron Clark Crawford, 1894.