Henry III,
Charter of 15 Henry III, 1231, relating to the Earldom and Duchy of Cornwall
(1231)
“ Know ye that we have given granted, and by this charter confirmed, to our dear brother Richard, Earl of Poicton and Cornwall, the whole county of Cornwall, with the stannary of Cornwall, and all mines and other appurtenances of the same county, and of the stannary aforesaid, to have and to hold of us and our heirs to the same Earl and his heirs, by doing therefore to us and our heirs the service of five knights-fees, for all service and all custom and all demands: wherefore we will, etc. ”
