Richard, earl of Hertford (d. 1217)
| Author(s) | Title | Reference | |
|---|---|---|---|
| N. Denholm-Young | A Baronial Family in Medieval England: the Clares, 1217-1314, by Michael Altschul | 36/1, p. 102 |
| Author(s) | Title | Reference | |
|---|---|---|---|
| N. Denholm-Young | A Baronial Family in Medieval England: the Clares, 1217-1314, by Michael Altschul | 36/1, p. 102 |