
MS 45
MS 45 contains numerous documents relating to the Council of Constance (1414–1418). The council resolved a split in the Roman Catholic Church known as the Great Schism (1378–1417), during which time there were multiple rival popes. MS 45 was produced in England in the mid- to late-fifteenth century.
A full catalogue entry is available here.

MS 63
MS 63 is a copy of Gregory the Great’s Epistles. Gregory the Great was the Pope responsible for sending a Christian mission to convert England in 596. This manuscript was produced in England at the turn of the thirteenth century. A number of scribes worked together on MS 63, perhaps as many as twelve.
A full catalogue entry is available here.

MS 235 (medieval portions only)
MS 235 is a collection of binding fragments removed from College books. These fragments variously date to between the eleventh and the fifteenth centuries. The range of contents is diverse and includes liturgy, sermons, medicine, philosophy, theology, geometry, and law. Fragment 48 is shown here.
You can read more about these fragments in our blog post. Individual catalogue entries are available here.