Fourteenth And Fifteenth Centuries; Ed. By Ralph GriffithsRalph Alan Griffiths · First published 2003Open the Tome
Patronage, the crown and the provinces in later medieval EnglandRalph Alan Griffiths · First published 1981Open the Tome
The Principality of Wales in the later Middle AgesRalph Alan Griffiths · First published 1972Open the Tome