For some time, enterprising groups have been recording the Sullivan operas which he didn’t write with Gilbert, a welcome development, especially when as well performed and recorded as is this splendid offering from Wales. Most contain a good measure of attractive music and are important additions to the catalogue.

The Beauty Stone arrived at the Savoy in 1898, two years after the last G&S opera, The Grand Duke and ran for a mere 50 performances. The Savoy audience had tired of the genre and were being entertained by hits such as Floradora and The Geisha. On top of that, the librettist, Comyns Carr and the brilliant playwright Arthur Wing Pinero, overwrote the piece into the ground. Unlike Sullivan, who knew a thing or two about these things, they thought it was play with music, and it ran four hours at its premiere. Now, with a good recording and first-rate cast we can largely ignore the clumsier aspects of the drama and content ourselves with Sullivan’s fine score, and it is excellent.

With his grand opera, Ivanhoe in 1891 Sullivan was endeavouring to find a way from Wagner to a newer romantic English school with strong medieval elements. He continued this in...