British Sound Recording Association

BAAS British Association for the Advancement of Science

BACE British Association of Consulting Engineers

BAS British Association of Standard

BAVIP British Association of Viewdata Information Providers

British Association for Commercial and Industrial Education

British Association for the Advancement of Science

British association of consulting engineers

British Association of Screw Gauge

British Association of Ship Suppliers

British Association of Standard

British Association ohm

British Association Thread

British Association Unit

magnetic recording sound projector

magnetic sound recording

magnetic sound recording film

magnetic sound recording tape

magnetic sound recording wire