| The knight and chivalry RW Barber Boydell Press, 1974 | 528 | 1974 |
| Pilgrimages R Barber Boydell & Brewer Ltd, 1991 | 348 | 1991 |
| Tournaments: jousts, chivalry and pageants in the Middle Ages RW Barber, JRV Barker (No Title), 1989 | 275 | 1989 |
| The Holy Grail: imagination and belief RW Barber Harvard University Press, 2004 | 188 | 2004 |
| Edward, Prince of Wales and Aquitaine: a biography of the Black Prince RW Barber (No Title), 1978 | 170 | 1978 |
| Bestiary: being an English version of the Bodleian Library R Barber Oxford MS Bodley 764, 101, 1993 | 116 | 1993 |
| Bestiary: Being an English Version of the Bodleian Library, Oxford MS Bodley 764: with all the original miniatures reproduced in facsimile R Barber Boydell Press, 1993 | 110 | 1993 |
| King Arthur: hero and legend R Barber Boydell Press, 1986 | 98 | 1986 |
| The reign of Chivalry RW Barber Boydell Press, 2005 | 91 | 2005 |
| The figure of Arthur RW Barber (No Title), 1972 | 71 | 1972 |
| Henry Plantagenet R Barber Boydell Press, 2003 | 70 | 2003 |
| A dictionary of fabulous beasts RW Barber, A Riches, R Dease (No Title), 1971 | 70 | 1971 |
| King Arthur: in legend and history RW Barber (No Title), 1973 | 56 | 1973 |
| Journal of Medieval Military History: Volume VII: The Age of the Hundred Years War CJ Rogers, K DeVries, J France, CJ Rogers, D Biggs, G Bogner, ... Boydell and Brewer, 2009 | 54 | 2009 |
| Chivalry and the Morte Darthur R Barber A Companion to Malory/DS Brewer, 1996 | 54 | 1996 |
| The Arthurian legends: an illustrated anthology RW Barber (No Title), 1979 | 52 | 1979 |
| The Life and Campaigns of the Black Prince: From Contemporary Letters, Diaries, and Chronicles, Including Chandos Herald's Life of the Black Prince R Barber, RW Barber Boydell & Brewer, 1997 | 47 | 1997 |
| Tournaments: Jousts R Barber, J Barker Chivalry and Pageants in the Middle Ages (Woodbridge, 1989), 1989 | 47 | 1989 |
| Edward III's round table at Windsor: the house of the round table and the Windsor Festival of 1344 J Munby, R Barber, R Brown Boydell Press, 2008 | 43 | 2008 |
| The Holy Grail: The history of a legend R Barber Penguin UK, 2004 | 41 | 2004 |