Historical timeframe: prior to the siege of Jerusalem by Nebuchadnezzar II, king of Babylon in 597 BC. Our homepage for the Book of Baruch Judith Note: Catholic Bibles have 6 chapters. Orthodox Bibles have 5 chapters. Historical timeframe: roughly the same as Jeremiah (the late Exilic period, say the last half of the 6th century BC) Our homepage for the Book of Tobit Baruch Written: third or early second century BC probably between 225 and 175 BC. How do those “extra” books fit into the chronological timeline of the Bible? The Catholic Bible has 73, and the Orthodox have 78.