British Library Harley 2072, ff.46-72 contains, according to the 18th-century catalogue:
Extracts from [Cheshire Plea] Rolls, for the 22 year of K. Edward I., including
A particular Protection granted by the King, as to the Goods & Estate of Henry de Lascy Earl of Lincoln, who was about to make a Voyage to Gascoign. fol. 46. b.
I have not yet examined this source.