Gregerson Jon <br/><br/>
The Transfigured Cosmos   Four Essays Eastern Orthodox Christianity 

 - 1960 
 -  Frederick Ungar Pub Co./ New York 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mysticism- Orthodox Eastern Church--Hesychasm