Encyclopedia Britannica, Treatise on @ Chester, Hugh of Avranches, 1st Earl of

(Ref: Chester, Hugh of Avranches, 1st Earl of) This citation is considered to be direct and primary evidence used, or by dominance of the evidence.
Encyclopedia Britannica, Treatise on. 

• References (2)
  • Parent Source: Encyclopedia Britannica, Treatise on
  • Individual: Hugh "Lupus" D' Avranches 1st Earl Of Chester