Appraiser Matthew Haley was visibly trembling as he examined the tiny manuscript, written in Latin in 17th-century script. “We don’t know who the person who wrote it is,” says Haley, “but obviously if it’s a 17th-century hand they were either going along to Shakespeare’s plays when they were being performed and taking notes, or they were reading one of the first four printed editions of Shakespeare, which is really amazing.”