"History of the Rebellion and Civil Wars in England: Begun in the Year 1641" by Edward Hyde, 1st Earl of Clarendon (1717): Volume I, Part 1, Volume I, Part 2, Volume II, Part 1, Volume II, Part 2, Volume III, Part 1, Volume III, Part 2**"The Life of Edward, Earl of Clarendon, in which is included a Continuation of his History of the Grand Rebellion" by Edward Hyde, 1st Earl of Clarendon (Clarendon Press, 1827): Volume I, Volume II, Volume III* Gardiner, Samuel Rawson.
Pisanje besedil za naslednji album se je pričelo v novembru 2007, kot je rekel basist Alex Webster v intervjuju.