| The Secrets of a Kuttite / An Authentic Story of Kut, Adventures in Captivity and Stamboul Intrigue
Edward O. Mousley | |
| The Secrets of a Savoyard
Henry A. Lytton | |
| The secrets of black arts!
Anonymous | |
| The Secrets of Potsdam / A Startling Exposure of the Inner Life of the Courts of the Kaiser and Crown-Prince
William Le Queux | |
| The Secrets of the German War Office
Armgaard Karl Graves | |
| The Secrets of the Great City / A Work Descriptive of the Virtues and the Vices, the Mysteries, Miseries and Crimes of New York City
James Dabney McCabe | |
| The Secrets of the Harem
Anonymous | |
| The Secrets of the Princesse de Cadignan
Honoré de Balzac | |
| The Secrets of the Self (Asrar-i Khudi) — A Philosophical Poem
Sir Muhammad Iqbal | |
| The Seed of the Toc-Toc Birds
Flagg Francis |
