- History of the Karaite Jews
- Martyrologia; Or, Records of Religious Persecution, a New and Comprehensive Book of Martyrs Compiled Partly from the Acts and Monuments of J. Foxe and Partly from Other Genuine and Authentic Documents
- History of the Inquisition
- Spirit of the Reformation: Melancthon
- Wesleyan Methodism Regarded as the System of a Christian Church