- Alan Lord1
- Allen, Marshall1
- Almon, Bert2
- Altman, Anna2
- Andrews, Bruce1
- Arteau, Gilles1
- Artie Gold2
- Atwood, Margaret11
- Avison, Margaret8
- Ayler, Albert1
- Ayler, Don1
- Baker, Marie Annharte1
- Balan, Jars34
- Baldwin, R. G.3
- Ball, David1
- Barbour, Doug1
- Barbour, Douglas19
- Bartók, Béla1
- Bates, Ronald G.N.1
- Beissel, Henry2