 
| Type | Valeur | 
|---|---|
| Titre | Edwin, Earl of Mercia, and Morcar, Earl of Northumbria in British History Online ~www.british-history.ac.uk [See document in the Memories section] | 
| Edwin, Earl of Mercia, and Morcar, Earl of Northumbria in British History Online ~www.british-history.ac.uk [See document in the Memories section] |