DEAD CITIES OF GOLD AND MYSTERY: STRANGE TRAILS TO SECRET RUINS IN OLD BRAZIL AND TO A SHANGRI-LA IN THE CHILEAN ANDES HAROLD T. WILKINS 1948
FREEMASONRY BRITISH, CONTINENTAL, ETC. ITS SYSTEM, OATHS, CEREMONIES, SECRETS, GRIPS , SIGNS, AND PASSWORDS MICHAEL DI GARGANO 1883
BUSH’S NEW UNDER WORLD ORDER: THE SECRET U.F.O. DEMON CONQUEST OF OUR GOVERNMENT SINCE 1947 PAT MATTEO
THE DEVIL IN THE CHURCH: HIS SECRET WORKS EXPOSED AND HIS SNARES LAID TO DESTROY OUR PUBLIC SCHOOLS NORMAN MORAND ROUMANE 1902
A HISTORY OF THE KNIGHTS OF PYTHIAS AND ITS BRANCHES AND AUXILIARY: TOGETHER WITH AN ACCOUNT OF THE ORIGIN OF SECRET SOCIETIES… HUGH GOOLD 1910
THE IMAGE OF THE BEAST: A SECRET EMPIRE; OR, FREEMASONRY: A SUBJECT OF PROPHECY DR. RICHARD HORTON 1871
F.D.R.’S UNDECLARED WAR, 1939-1941: THE FULL STORY OF PRESIDENT ROOSEVELT’S FOREIGN POLICY AND HIS SECRET STRATEGY FOR LEADING THE AMERICAN PUBLIC FROM NEUTRALITY TO WAR AGAINST THE AXIS T. R. FEHRENBACH 1967
CIRCLES AND STANDING STONES: AN ILLUSTRATED EXPLORATION OF MEGALITH MYSTERIES OF EARLY BRITAIN EVAN HADINGHAM 1975
THE SECRET OF HEGEL, BEING THE HEGELIAN SYSTEM IN ORIGIN, PRINCIPLE, FORM AND MATTER JAMES HUTCHISON STIRLING 1898
MYSTERY BABYLON, FROM WHICH COMES THE ANTI CHRIST: AN EXPOSÉ FROM AUTHORITATIVE DOCUMENTS OF THE MOST FEARFUL MENACE EVER KNOWN LUKE RADER
THE RAPPERS; OR, THE MYSTERIES, FALLACIES, AND ABSURDITIES OF SPIRIT-RAPPING, TABLE-TIPPING, AND ENTRANCEMENT 1854
A MYSTERY: EMBRACING AN ACCOUNT OF THE LOST ANGELS, THE ORIGIN AND SOURCE OF SPIRITUALISM RUFUS KELLER KELLER 1876