The Albeville mss., 1653-1690, consists of documents related to the Glorious Revolution of 1688 in Great Britain, including letters to Marquis d'Albeville Ignatius White, 1626-1694.
The Allen mss., 800-1972, consists of manuscript pieces collected by William Edward David Allen, 1901-1973, foreign service officer, businessman, and author, and his own writings about Georgian history.
The Alströmer mss., 1779-1784 and 1865, consists of a series of French newsletters addressed in a number of instances to naturalist Clas Alströmer, 1736-1794, of Gothembourg, Sweden.
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 Astle mss., 1795-1797, consists of the letters and memoranda of Andrew Stuart, 1725-1801, Scottish lawyer, to Thomas Astle, 1735-1801, English antiquary and paleographer.
The Augustan mss., 1688-1748, consists of manuscripts and correspondence collected by Indiana University Professor William T. Morgan, 1922-1945, relating to the Age of Queen Anne.