William de Mohun of Dunster, 1st Earl of Somerset William de Mohun of Dunster, 1st Earl of Somerset William de Mohun of Dunster, Earl of Somerset (c. 1090 – c. 1155), 2nd feudal baron of Dunster, was a favourite of Empress Matilda and a loyal supporter of her in the war against King Stephen, during which he earned the epithet of the "Scourge of the West". William was the son of William de Moion, who was seigneur of Moyon which is close to Saint-Lô. The elder William was High Sheriff of Somerset in 1084. During the war between Matilda and Stephen, Stephen marched against Mohun's castle at Dunster, but
Dunster House the first President of Harvard University. The tower of Dunster House is inspired by, but somewhat smaller than, the famous Tom Tower of Christ Church, Oxford. Above the east wing is the Dunster family coat of arms, and above the west wing is the coat of arms of Magdalene College, Cambridge, where Henry Dunster matriculated in 1627. Magdalene College commemorated the relationship between the two universities by sending medieval tracery stones from the First Court of Magdalene; these are now set in the wall near the doors to J-entry of Dunster House. Dunster is located on the banks of the