First time around -- God is one -- The one God is the Trinity -- The divinity of the Son and the Holy Spirit -- What trinitarian belief is and is not -- Second time around -- Cast of characters -- Trinitarian terms -- Introduction to the three charts -- Charts : search for trinitarian orthodoxy and rejected extremes -- Introduction to the commentary on the charts -- On chart one : the first three centuries -- On chart two : the first half of the fourth century -- On chart three : the second half of the fourth century -- Third and fourth times around -- Explanation -- Abbvreviations for scholarly scources -- Guide list to ancient works on the Trinity.