Humphrey, Duke of Gloucester
| Author(s) | Title | Reference | |
|---|---|---|---|
| Richard Beadle | Fifteenth-century political verses from the Holkham archives | 71/1, p. 101 |
| Author(s) | Title | Reference | |
|---|---|---|---|
| Cecilia M. Ady | Humanism in England during the Fifteenth Century. (Medium Ævum Monographs IV), by R. Weiss | 10/3, p. 173 |