| 1. | Mining continued in the town with drift mining in Bamford until 1950.
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| 2. | Houghton Main was a deep shaft mine and Dearne Valley a drift mine.
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| 3. | The colliery was nationalised in 1947 and a drift mine opened in 1974.
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| 4. | Opening of the drift mine as an exhibit followed in 1979.
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| 5. | The remains of an old forge and drift mines exist in the valley.
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| 6. | As well as drift mines, small scale shaft mining was used.
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| 7. | Typical methods for extraction included drift mining and bell pits.
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| 8. | Subsequently, it was operated until 1906 as a drift mine.
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| 9. | The drift mine continued to be worked until 1900, when a shaft was sunk.
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| 10. | The last drift mine in the Garswood area, Quaker House Colliery, closed in 1992.
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