Complex sentence: The octavo edition Latin text was utilized in a private Latin edition of "The Book of Concord" in 1580, but scholars question whether or not this octavo edition text can be considered the text approved by the Lutheran Church in the 16th century.
Split into simpler sentences: The octavo edition Latin text was utilized in a private Latin edition of "The Book of Concord" in 1580. Scholars question whether or not this octavo edition text can be considered the text approved by the Lutheran Church in the 16th century.