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A new plan of tunnelling : calculated for opening a roadway under the Thames / by M. J. Brunel
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Phil. Mag. Vol. XU. Fz 1.

Corcular descent

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Ce Side

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Lransversal sectionot the River atl Rotherhithe

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Circular descent

304.

Engraved by WLow TY.

Llanot the descent into the lunnel.

Drawn by JPinchback.