HOW TO COMBAT ANTI–SEMITISM IN AMERICA: THE SIX PRIZE WINNING ESSAYS IN THE CONTEST CONDUCTED H. C. ENGELBRECHT 1937
THE MAGIC AND MYSTERIES OF MEXICO; OR, THE ARCANE SECRETS AND OCCULT LORE OF THE ANCIENT MEXICANS AND MAYA LEWIS SPENCE 1930
THE YOUNG DOMINICAN; OR, LIFE IN THE INQUISITION; AND REVELATIONS OF THE SECRET SOCIETIES OF SPAIN M. V. D. FEREAL 1853
THE TREE OF KNOWLEDGE; A STARTLING SCIENTIFIC STUDY OF THE ORIGINAL SIN, AND THE SIN OF THE ANGELS, WITH A HISTORY OF SPIRITISM IN ALL AGES RUSSELL KELSO CARTER 1894
THE ORANGE ASSOCIATION UNMASKED!: MR. BLAKE’S GREAT SPEECH IN THE HOUSE OF COMMONS; A CRUSHING BLOW TO OATH-BOUND SECRET SOCIETIES… THE SAFE-GUARD OF FREEDOM EDWARD BLAKE 1844
THE RUSSIAN IMPERIAL CONSPIRACY, 1892-1914: THE MOST GIGANTIC INTRIGUE OF ALL TIME ROBERT L. OWEN 1927