Bulstrode’s Memoirs; Ludlow’s Memoirs; Sir Edward Walker’s Historical Discourses; Carlyle’s Speeches and Letters of Oliver Cromwell; Macaulay’s Essays; Hallam’s Constitutional History; Froude’s History of England; Guizot’s History of Cromwell; Lamartine’s Essay on Cromwell; Forster’s Statesmen of the British Commonwealth; Clarendon’s History of the Rebellion; Hume and Lingard’s Histories of England; Life of Cromwell, by Russell; Southey’s Protectorate of Cromwell; Three English Statesmen, Goldwin Smith; Dr. Wilson’s Life of Cromwell; D’Aubigne’s Life of Oliver Cromwell; Articles in North American, North British. Westminster, and British Quarterlies on Cromwell.