A.
- Aberdeen Breviary, [133]–135.
- Advertisements, early booksellers', [105].
- Alcuin, [63], [64].
- Aldus Manutius, [104], [113], [115], [151].
- Aleria, Bp. of, [104].
- Alexandria, [16], [30]–32.
- Alost, [117].
- Alphabet, the, [10].
- Amsterdam, [118].
- Antiquarii, [49].
- Antwerp, [144].
- Arabs, the, [13].
- Assyria, [12], [14], [30].
- Assyrians, [11].
- Augsburg, [104].
- Aungervyle, R. (see [Richard de Bury]).
- Ave Maria Lane, [52].
- Avignon, [85].