- Oliver Cromwell and the Rule of the Puritans in England (Heroes of the Nations)
- The Parallel Between the English and American Civil Wars
- Cromwell's Army: A History Of The English Soldier During The Civil Wars, The Commonwealth, And The Protectorate
- The Last Years Of The Protectorate, 1656-1658
- English History In English Poetry: From The French Revolution To The Death Of Queen Victoria