Until what year was the king who Æthelgeard was an official for King of England?
Æthelgeard:  950s) was a 10th-century landowner who was known to have been involved in service to the royal family, likely an official of Eadwig. Eadwig: Eadwig, also spelled Edwy (died 1 October 959), usually called the All-Fair, was King of England from 955 until his premature death in 959.
i don't know