The Aristotle mss., 1603-1704, consists of commentaries on the works of Aristotle. At least half of the volumes concentrate on logic, but other subjects are covered as well, including physics and general philosophy.
The Parker mss., 1264-1871, consist of commonplace books, legal records, account books, volumes on heraldry, rhetoric and logic, genealogy, sermons, political tracts, a diary, gazetteer and a jest book in verse.