Brackett, J. W.
Bradbury
Bradbury, Wm. B.
Bradford
Brambach
Brandtner, H. Rudolf
Branston
Brasil
Brasted
Breitkopf & Härtel
Bremitz
Brentwood
Bretschneider, Alexander
Breyer
Briem
Briggs
Brinkerhoff
Brinkmann
Brinsmead, John
Bristol
Broadway
Broadwood and Sons
Broadwood White
Brodmann
Brooks
Brother
Brown & Allen
Browning
Brückner
Brunner
Brødrene Hals Christiania
Bulow
Burg van den
Burgasser
Burgdorfer
Burger & Jacobi AG
Burling Mansfield
Bush & Lane
Bush & Gerts
Butler Bros.
Byelloruss