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![Y ddwy bont dros y Fenai - Valley Stream Media Developments a the Gwilym Davies Aerial Photo Collection.](/staticarchive/c7f27fda5c33158da0ce10bc0aa1e09a7b569e9a.jpg) |
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Hanes diwydiannol O gloddio am aur a chopr dan y ddaear i anterth y chwareli ac oes aur adeiladu pontydd oedd ar flaen y gad ym myd peirianneg - dyma gipolwg ar dreftadaeth ddiwydiannol yr ardal. Cofiwch
rannu
eich straeon chi efo ni. |
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![Hen offer meddygol](/staticarchive/eff1d7dd7113e6d94da647745f3d777283b6fabb.jpg) |
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Ysbytai'r chwareli
Roedd ysbytai chwareli'r ardal ymysg rhai mwyaf modern y wlad yn eu dydd. |
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![Thomas Telford](/staticarchive/52b80e99b2c7185905ec28dc8e8a040aa84e0e56.jpg) |
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Thomas Telford
Dathliadau 250 mlynedd ers geni'r peiriannydd Thomas Telford. |
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![Pwyllgor y streic](/staticarchive/5dee456ae35f11f1a3939ce930a1ff4ab2097658.jpg) |
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Y Streic Fawr
Golwg ar greithiau diwydiant llechi gogledd orllewin Cymru. |
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![Bill Woodhouse](/staticarchive/7ba194ec2a8298f0166aa2cfb1e1a9e27ac41b13.jpg) |
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Gwaith plwm
Taith i lawr i hen waith Nant-y-plwm ger Llansannan. |
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![Clogau](/staticarchive/202e7059b40ea75c85324474d82b7a5e634d598a.jpg) |
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Cloddio am aur
Dechrau a diwedd cysylltiadau un teulu gydag aur Dolgellau. |
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![Pont Menai (Telford) - gan Project Menai](/staticarchive/f753f1e880c2fba3f928b0e50099c25e5cebdd25.jpg) |
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Pontydd Menai
Hanes y dechnoleg y tu 么l i bontio Ynys M么n a'r tir mawr. |
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![Porth Amlwch](/staticarchive/6b49eb88114021165fc97f60bd6308db14e511df.jpg) |
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![Llechi](/staticarchive/2e9a59dac2717e9ca0b9acafa7717b43da77c700.jpg) |
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![Amaethwyr Eifionydd](/staticarchive/6ab7a4e58bb9ddd108318fb5ac64e17ca2994d5a.jpg) |
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'Co-op' Eifionydd
Olrhain hanes sefydlu Cymdeithas Gydweithredol Amaethwyr Eifionydd. |
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![Mynydd Parys](/staticarchive/93593897f7275df88274c80c1fe4e552f8e3c772.jpg) |
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Y Copr Ladis
Mair Williams yn hel atgofion am ferched gwaith copr Mynydd Parys. |
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![Mart Bryncir](/staticarchive/f6aca365798e08d3c713dbaf3938c0bcae90efcc.jpg) |
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Mart Bryncir
Hanes prynu a gwerthu yn un o sefydliadau amaethyddol pwysica'r fro. |
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![Cefyn Burgess](/staticarchive/7013a059cc0b0cfd62c29f436ef8fb43b46c8b6e.jpg) |
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![Hen lun o bwerdy Tanygrisiau](/staticarchive/897d0b548fd4dacc51c644533e73ab51873e0777.jpg) |
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Pwerdy Tanygrisiau
Hanes a hen luniau gorsaf trydan d诺r Tanygrisiau ger Blaenau Ffestiniog. |
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![Pont](http://www.bbc.co.uk/wales/northwest/sites/conwy/images/nt_suspensionbridge50.jpg) |
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