THE SECRET DOCTRINE; THE SYNTHESIS OF SCIENCE, RELIGION AND PHILOSOPHY HELENA PETROVNA BLAVATSKY 1888
STUDIES IN THEOSOPHY: HISTORICAL AND PRACTICAL; A MANUAL FOR THE PEOPLE WILLIAM JUVENAL COLVILLE 1890
HOURS WITH THE GHOSTS; OR, NINETEENTH CENTURY WITCHCRAFT; ILLUSTRATED INVESTIGATIONS INTO THE PHENOMENA OF SPIRITUALISM AND THEOSOPHY HENRY RIDGELY EVANS 1897
HELENA PETROVNA BLAVATSKY: FOUNDRESS OF THE ORIGINAL THEOSOPHICAL SOCIETY IN NEW YORK, 1875 KATHERINE AUGUSTA TINGLEY 1921
ANTI–CHRISTIAN CULTS. AN ATTEMPT TO SHOW THAT SPIRITUALISM, THEOSOPHY, AND CHRISTIAN SCIENCE ARE DEVOID OF SUPERNATURAL POWERS AND ARE CONTRARY TO THE CHRISTIAN RELIGION ARTHUR H. BARRINGTON 1897
THE LIFE OF… PARACELSUS: AND THE SUBSTANCE OF HIS TEACHINGS CONCERNING COSMOLOGY, ANTHROPOLOGY, PNEUMATOLOGY, MAGIC AND SORCERY, MEDICINE, ALCHEMY AND ASTROLOGY, PHILOSOPHY AND THEOSOPHY FRANZ HARTMANN 1887
AVATÂRAS: FOUR LECTURES DELIVERED AT THE TWENTY–FOURTH ANNIVERSARY MEETING OF THE THEOSOPHICAL SOCIETY ANNIE BESANT 1899
SPIRITUALISM AND THEOSOPHY SCIENTIFICALLY EXAMINED AND CAREFULLY DESCRIBED CHARLES WEBSTER LEADBEATER 1928