This continues the comments on The Language of Law Reports. I couldn't figure out how to put images in a comment.
The following croppings are from Chadwyck-Healey's Early English Books Online, via ProQuest. First is the title page of the 1604 edition of volume 4 of Coke's Reports:
Next is the top of page 91a, giving part of the record in Latin:
Next is the top of page 92b, the beginning of the report in French:
It's still "en bank le Roy."