- Astley, Thomas, d. 17591
- Attala, Saint, Abbot of Bobbio, -627.1
- Aurangzeb, Emperor of Hindustan, 1618-1707 --Portraits1
- Aveele, Johannes van den, d. 1727, engraver1
- Ayasofya Muzesi--Pictorial works1
- Babcock, Sidney1
- Babington, William, 1756-1833,1
- Bach, Johann Christian, 1735-17822
- Badger, Milton, 1800-18731
- Baiardi, Ottavio Antonio, 1694-17641
- Bakers' Company (London, England)1
- Ball, Henry Lidgbird2
- Ball, Wilfrid, 1853-1917--Autograph1
- Bamfield, Edward, 1732-1768.1
- Bancroft, William, 1744-1821,1
- Baranda, Joaquin, 1840-19092
- Barbaro, Daniel, 1514-15706
- Barbauld, Mrs. (Anna Letitia), 1743-1825. Poems1
- Barber-Surgeons Company.2
- Barbie du Bocage, Jean Denis, 1760-18252
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