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People who like reply on History made as Dorothy – HS2’s state-of-the-art tunnel boring machine – completes the project’s first tunnel after 8 months underground
Arie van den Broek on History made as Dorothy – HS2’s state-of-the-art tunnel boring machine – completes the project’s first tunnel after 8 months underground (): https://www.gov.uk/government/news/history-made-as-dorothy-hs2s-state-of-the-art...
cover tunnel photo by: Matt Brown from London, England / CC BY
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