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Showing results for ( Author/contributor contains Michael J T Lewis ):
Publications (Library)
| Title | Contributors | Publisher | Year | Medium |
| Llechi / Slate | Lewis, Michael J T | Gwynedd Archives Service | 1976 | Book |
| Millstone and hammer: the origins of water power | Lewis, Michael J T | University of Hull | 1997 | Book |
| Rhosydd slate quarry | Denton, J H; Lewis, Michael J T | Cottage Press | 1974 | Book |
| Sails on the Dwyryd: the river transport of Ffestiniog slate | Lewis, Michael J T | Snowdonia National Park Study Centre Plas Tan y Bwlch | 1989 | Book |