Heliopoulos, Demetrius. The Morning Sacrifice: A Brief Explanation of the Divine Liturgy of the Eastern Orthodox Church. Pittsburgh: The Author, 1954. First Edition, First Printing. 
Red cloth, 5 1/2 x 8 1/2 inches, 148 generally clean pp., some infrequent pencil underlining, former owner's signature on the tp. Very good. Hardcover.
Beginning with profuse apologies for condescending to write in English, the author then gives a succinct history of the Greek Orthodox Church and its differences from the Roman, Protestant, and Uniate churches. Then follows a description and explanation of the Divine Liturgy.