Name
- Abbots Langley Gilbert and Sullivan Society, 1950-1
- Adair, Yvonne, composer, 1897-19891
- Adler, Peter Herman, conductor, 1899-1990, http://isni.org/isni/000000...1
- Aldeburgh Festival of Music and the Arts, 1948-1
- Allan and Co. Pty Ltd., Australian publishing company, fl 1954-19601
- Allan, Geoffrey, of Allan and Co. Pty. Ltd., fl 1954-19571
- Almond, L., of Trowbridge, fl 1954-19571
- American Society of Composers, Authors and Publishers, 1914-1
- Ampex Corporation, electronics firm, 1944-1
- Arthur, Hartney, actor and film director, 1917-2004, http://isni.org/isni/000000...1
- Ashdown, Frank, music publisher, fl 1930-19601
- Askew, Amy, correspondent of Boosey and Hawkes Ltd., fl 1954-19571
- Askew, Paul, correspondent of Boosey and Hawkes Ltd., fl 1933-19571
- Associated Newspapers Ltd., 1905-1
- Australasian Performing Right Association, 1926-1
- Bank of England, 1694-1
- Barry Editorial, music publishers of Buenos Aires, 1945-1
- Barry, Roberto Federico, Argentinian music publisher, fl 1950-19611
- Bartók, Béla Viktor János, composer; ethnomusicologist, 1881-19451
- Bassano and Company, photographic studio, 1901-19621