Don't ask which came first when it comes to the cycle of infection.  From Diseases of Poultry, 1915.

From Science in Story by Edward B. Foote, 1874.

Climate science hasn't come very far from 1920, when 90% of thermometer readings were inaccurate.  The more things change, the more they're misinterpreted.  From the Bulletin of the Southern California Academy of Sciences, 1920.

Hermetic Library comments: "I thought this was something about my reading habits; and it seemed meaningful enough at first blush I started to contemplate my life."

One of the only differences between a roulette table and a cathedral is where the croupier sits.  We recall that "Religion is a gamble" (Michael Demers, Becoming Adam) and "Gambling is a religion" (Jason Mandryk, Operation World), that "The casino is a church" (Donald Patrick Redheffer, Streams of Thought) and "The church is a gambling house" (Hiley H. Ward, Understanding Reality Religion), that "Faith is a gamble" (Lucian Phoenix-Wolf, The Spiritual Truth Series) and "Gambling requires faith" (Mike Wojniaj, "Listen to Your Heart").  

"If AC are the same, and B is nowhere, unless he is in the other place, wouldn't this style of features make a lovely design for a bronze knocker?"  From Judy, Or The London Serio-Comic Journal, 1872.

The variegated peoples of earth are here likened to an orbiting floral oracle that carries out the intentions of nature.  From the Book of Heavenly Teachings by R. P. Baugh, 1912.  The text reads (with all capitalizations and commas intact), "The Eye, Is a Member, Of all creation.  In the Sight, Of Context, Is all Knowledge.  Spirit is Neither Black nor White.  Black Flowers.  Brown Flowers.  Red Flowers.  Yellow Flowers.  White Flowers.  Flowers of Nature, In display, Of their varied formulas, In circular movements, That make this beautiful Bouqyet, An oracle, That forces its way, Through the laws of man, To carry out, Nature's Intent, And purposes."

"A transit of Mercury over the Sun's disk," from The Columbian Magazine, 1788.

"Psychic Causes," a slide from a lecture entitled "Psychic Photography From A New Angle" by C. P. MacCarthy, 1834.

"And the eyes of the sleepers waxed deadly and chill."  From A Practical Grammar by Stephen Watkins Clark, 1847.

You've heard of someone being "bird brained," but here's the exact location of the avian part of the brain (and yes, it's egg-shaped), from Psychology and the School by Edward Herbert Cameron, 1921.

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.