- The Round Towers of Ireland, or, The Mysteries of Freemasonry, of Sabaism, and of Budhism: For the First Time Unveiled
- The Round Towers of Atlantis
- The Round Towers of Ireland; or, The History of the Tuath-De-Danaans
- Phoenician Ireland
- The Round Towers of Ireland: Or, the History of the Tuath-De-Danaans