Walter de Wredenl...e, master, and the brethren of the hospital of St. Wlstan grant to Robert Alewy one salt-pit, which Peter Grovepit (?) formerly held of ...., paying annually 4 loads of salt (c. 1270-80.)
W. H. Turner and H. O. Coxe, Calendar of charters and rolls preserved in the Bodleian library (Oxford, 1878) [annotated copy, Bodleian Library R.Ref.741], 594 [Google Books]