MIB: A REPORT ON THE MYSTERIOUS MEN IN BLACK WHO HAVE TERRORIZED UFO WITNESSES AND INVESTIGATORS IN ALL PARTS OF THE NATION RICK R. HILBERG 1968
TALIESIN; OR, THE BARDS AND DRUIDS OF BRITAIN: A TRANSLATION OF THE REMAINS OF THE EARLIEST WELSH BARDS, AND AN EXAMINATION OF THE BARDIC MYSTERIES DAVID WILLIAM NASH 1858
GHOST LAND; OR, RESEARCHES INTO THE MYSTERIES OF OCCULTISM; ILLUSTRATED IN A SERIES OF AUTOBIOGRAPHICAL SKETCHES WILLIAM BRITTEN 1876
VERITAS. REVELATION OF MYSTERIES, BIBLICAL, HISTORICAL, AND SOCIAL, BY MEANS OF THE MEDIAN AND PERSIAN LAWS HENRY MELVILLE 1874
TALES OF TERROR; OR, THE MYSTERIES OF MAGIC: A SELECTION OF WONDERFUL AND SUPERNATURAL STORIES HENRY ST. CLAIR 1848