Original sentence: Bale's most important work is Illustrium majoris Britanniae scriptorum, hoc est, Angliae, Cambriae, ac Scotiae Summarium... ("A Summary of the Famous Writers of Great Britain, that is, of England, Wales and Scotland") published at Ipswich and Wesel for John Overton in  1548 and 1549
Edited sentence: Some view Bale's most important work as being Illustrium majoris Britanniae scriptorum, hoc est, Angliae, Cambriae, ac Scotiae Summarium... ("A Summary of the Famous Writers of Great Britain, that is, of England, Wales and Scotland") published at Ipswich and Wesel for John Overton in  1548 and 1549