The public domain music collection is now accessible via both conventional http(s) at the usual location as well as via IPFS under key QmUoWtoXDQmMtp3DXp9NiVtQr7GN2epRYrUzDCW9vvSzCE.
Please be aware this music is public domain under UK law. Other jurisdictions may have longer terms, including the US. If you are outside of the UK, check the laws of your own country before downloading this music. Also note that, although these recordings are public domain within the UK, the lyrics and musical composition may still be under copyright and as such there may still be legal issues with the creation of derivative works.