| Name | John M. Jones |
| Type | Music publisher |
| Location | Llanidloes |
| URL | — |
| Composition | Published |
|---|---|
| Hyfrydol (Prichard, Rowland Huw) for 3 voices or mixed chorus | |
| Cyfaill i'r Cantorion (Prichard, Rowland Huw) for voice or 2 voices or 3 voices or 4 voices or mixed chorus |
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