Frederick II and the Church in the Kingdom of Sicily, 1220-1224, by James M. Powell
Innocent III, Vicar of Christ Or Lord of the World? Edited with an Introduction by J.M. Powell
Honorius III and the Leadership of the Crusade
Discourses by William Samuel Powell and James Fawcett. with Some Account of Their Lives
Discourses by William Samuel Powell ... and James Fawcett, with some account of their lives &c., by T.S. Hughes
The Great Tome of Cryptids and Legendary Creatures
Album of Letters, Photographs, and Drawings