- Hyperion Records Index of Artists
- www.hyperion-records.co.uk
- Biographies and discographies including those of the many singers who have contributed to the company's famous art song catalog.
4.2
(si*)
>370
-
6
- Cantabile-Subito
- www.cantabile-subito.de
- Great singers of the past - 1100 singers with biographies, recordings, comments, audio files, and pictures.
3.5
(si*)
>20
-
4
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