Secret societies

Little Prudy's Cousin Grace

Sophie May

Mark Tidd

His Adventures and Strategies

Clarence Budington Kelland

A Dead Reckoning

T. W. (Thomas Wilkinson) Speight

The Black Cross

Olive M. (Olive Mary) Briggs

Secret Societies

A Discussion of Their Character and Claims

Edward Beecher
David Macdill
Jonathan Blanchard

What is POSAT?

Phyllis Sterling Smith

The Double Four

E. Phillips (Edward Phillips) Oppenheim

Peter Ruff and the Double Four

E. Phillips (Edward Phillips) Oppenheim

Eastern Standard Tribe

Cory Doctorow

Mysticism and its Results

Being an Inquiry into the Uses and Abuses of Secrecy

John Delafield

The Knights of the Round Table

Stories of King Arthur and the Holy Grail

William Henry Frost

Fire-Tongue

Sax Rohmer

Secret Societies of the Middle Ages

Thomas Keightley

Blind Love

Wilkie Collins

The Return of Dr. Fu-Manchu

Sax Rohmer

The Mide'wiwin or "Grand Medicine Society" of the Ojibwa

Seventh Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1885-1886, Government Printing Office, Washington, 1891, pages 143-300

Walter James Hoffman