THEOU SOPHIA: ANALYTICAL LESSONS IN THE WISDOM OF THE DIVINE MYSTERIES VOL I-II-III HOLDEN EDWARD SAMPSON 1921
SCIENTIFIC MYSTICISM: SEVEN LECTURES ON MYSTICISM. THE LAWS OF NATURE OPERATING IN CREATIVE AND REDEMPTIVE EVOLUTION HOLDEN EDWARD SAMPSON 1916
THE LIFE OF THE LORD JESUS CHRIST, THE GREAT MASTER OF THE CROSS AND SERPENT: ALONG WITH HIS DISCOURSES TO HIS DISCIPLES ACCORDING TO THE TESTIMONY OF SAINT MATTHEW THE APOSTLE AND EVANGELIST HOLDEN EDWARD SAMPSON 1904