1. The supernatural voice : a history of high male singing /: a history of high male singing. (2014) Authors: Ravens, Simon Record Type: Book Extent: 1 online resource (254 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. How To Sing. ([2010?]) Authors: Lehmann, Lilli, 1848-1929 Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. The supernatural voice : a history of high male singing /: a history of high male singing. (2014) Authors: Ravens, Simon Record Type: Book Extent: 1 online resource (ix, 244 pages), illustrations, photographs View Content: Available online (eLD content is only available in our Reading Rooms) ↗