Pori'r archifau

X/Dorothea/517

1 file of slate price lists for: 1. 1895-1904: Alexandra Slate Quarry Co.; Carbon Slate Co., (American Slates); 2. 1894-1903: Angers Slate Co.; 3. 1897-1904: Briach Goch Slate Quarry, Corris, North Wales; 4. 1901: Bromwich and Clerk, Porthmadog; 5. 1898: Cambria Slate Quarry; 6. 1894 & 1904: Cilgwyn Slate Quarry; 7. 1900-1903: Coedmadoc Slate Quarry Co., Nantlle; 8. 1901: Davies Brothers, Porthmadog; 9. 1895-1903: Dinorwic Quarries; 10. 1897-1903: Dorothea Quarries; 11. 1895-1901: Glanrafon Slate Quarry Co.; 12. 1895-1904: Glynrhonwy Slate Quarry Co.; 13. 1895-1904: Greaves and Son, Porthmadog; 14. 1891-1904: Gwernor Slate Quarry Co.; 15. 1899: Jones Owen & Co., Ltd., Caernarfon; 16. 1895-1903: Llanberis Slate Quarry; 17. 1897-1903: Moeltryfan Slate & Slab Co.; 18. 1900-1903: New Vron Heulog Slate Quarry; 19. 1894-1896: New Welsh Slate Co; 20. 1894-1903: Oakeley Slate Quarry; 21. 1903: John Owen, Pool Street, Caernarfon; 22. 1894-1903: Penrhyn Quarries; 23. 1895-1903: Penyrorsedd Slate Quarry; 24. 1896-1903: South Dorothea Quarry; 25. 1895-1903: Talysarn Quarry; 26. 1904: Tilberthwaite Slate Co., Coniston; 27. 1899-1900: United Quarries Co., Ltd.; 28. 1896-1903: Upper Glynrhonwy Slate Co., Llanberis.