Inge, W. R. Christian Mysticism, Methuen, 1899. Studies of English Mystics, Murray, 1905. Light, Life and Love. Selections from the German mystics. With Introduction. Methuen, 1904.
Hügel, Baron F. von. The Mystical Element in Religion, 2 vols.. Dent, 1909.
Delacroix, H. Études d'Histoiré et de Psychologie du Mysticisme, Paris, 1908.
Récéjac, E. Essai sur les fondements de la Connaissance Mystique, Paris, 1897 (translated by S. C. Upton, London, 1899).
Gregory, Eleanor C. A Little Book of Heavenly Wisdom. Selections from some English prose mystics, with Introduction. Methuen, 1902.
Foreign Influences
Plato (c. 427-347 B.C.). Opera, ed. J. Burnet, 5 vols. (Bibliotheca Scriptorum Classicorum Oxoniensis), 1899-1907.
Plato (Eng. trans.) The Dialogues, translated by B. Jowett, 5 vols., Oxford, 3rd ed., 1892.
Plotinus (A.D. 204-270). Plotini Ennéades, præsmisso Porphyrii de vita Plotini deque ordine librorum ejus libello, edidit R. Volkmann, 2 vols., Leipzig, 1883-84. (Eng. trans.) There is no complete English translation of the Enneads, only Select Works, translated by T. Taylor, 1817; re-issued, George Bell, 1895. (French trans.) Les Ennéades de Plotin, translated by M.-N. Bouillet, 3 vols., Paris, 1857-61. (This is complete and very good, but out of print.) The best critical account of Plotinus is in The Evolution of Theology in the Greek Philosophers, by Edward Caird, 2 vols., Maclehose, 1904.
Dionysius the Areopagite. Works, translated Parker, 1897.