Merton College, Oxford, one of the oldest colleges in the University, was founded in 1264. Its library contains some 328 complete medieval manuscript books (plus several hundred fragments in, or extracted from, the bindings of early printed books), dating from the ninth to the late fifteenth century. Most of them came to the College before the Reformation, and are the remains of its medieval collection, part of which was chained in the library, part in circulation amongst the Fellowship. Together with the College's surviving medieval archive, which includes no fewer than twenty-three...