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Showing results for ( Author/contributor contains Graham G Isherwood ):
Publications (Library)
| Title | Contributors | Publisher | Year | BatchDescrip | Medium |
| Slate from Blaenau Ffestiniog | Isherwood, Graham G | AB Publishing | 1988 | Book | |
| Candles to caplamps: the story of Gloddfa Ganol | Isherwood, Graham G | 1977 | Book | ||
| Cwmorthin slate quarry | Isherwood, Graham G | Adit publications | 1995 | Book |