ArchAEological Essays, Vol. 1 — James Young Simpson
ArchAEological Essays, Vol. 2 — James Young Simpson
Days of Heaven Upon Earth — A. B. Simpson
Hidden Treasure: The Story of a Chore Boy Who Made the Old Farm Pay — John Thomas Simpson
History of Llangollen and Its Vicinity / Including a Circuit of About Seven Miles — W. T. Simpson
Some Account of Llangollen and Its Vicinity / Including a Circuit of About Seven Miles — W. T. Simpson
The Man from Mars: His Morals, Politics and Religion — William Simpson
