Speculum Duorum, or The Mirror of Two Men, is a work in Latin by Gerald of Wales concerning a dispute between Gerald and his nephew over control of the archdeaconry of Brecon and its revenue. Written
Statue of Gerald of Wales in St Davids Cathedral
The Vatican Library, where Reg. Lat. 470 is held.
The Angevin Empire was the collection of territories held by the House of Plantagenet during the 12th and 13th centuries, when they ruled over an area covering roughly all of present-day England, half
Speculum Duorum
…recognise this. Philippa Byrne argues that, although Speculum Duorum is not itself a mirror for princes, it provides evidence for how writers in the Angevin Empire understood attempts to encourage Christian virtue in rulers…
Chinon Castle, the administrative centre and location of the main treasury in the Angevin Empire.
12th-century depiction of Henry and Eleanor of Aquitaine holding court
King John's Castle, on the river Shannon