Complex sentence: Veterum Septentrionalium Thesaurus grammatico-criticus et archaeologicus, vol 2 (Oxford, 1705); this anthology also contained the first reference to the sole manuscript of "Beowulf".
Split into simpler sentences: Veterum Septentrionalium Thesaurus grammatico-criticus et archaeologicus, vol 2 (Oxford, 1705). This anthology also contained the first reference to the sole manuscript of "Beowulf".