Neoplatonic

Simon Magus: An Essay on the Founder of Simonianism Based on the Ancient Sources with a Re-Evaluation on Philosophy and Teachings by G.R.S. Mead
The Hymns of Orpheus Translated from the Original Greek with a Preliminary Dissertation on The Life and Theology of Orpheus to Which is Added the Essay of Plotinus Concerning the Beautiful by Thomas Taylor
The Life of Proclus or Concerning Happiness Being the Biographical Account of An Ancient Greek Philosopher Who Was Innately Loved by the Gods by Marinus of Samaria
Reading Plato, Tracing Plato: From Ancient Commentary to Medieval Reception by Stephen Gersh