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Engine shaft

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This is an old revision of this page, as edited by Yobot (talk | contribs) at 07:53, 6 June 2016 (→‎top: WP:CHECKWIKI error fixes, removed deadend tag using AWB (12020)). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

An engine shaft is a mine shaft used for the purpose of pumping, irrespective of the prime mover.