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File:Diagram of mine warfare, tunnels, galleries and ventilation.png

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Description
English: Mine warfare in WWI, diagram showing tunnels, galleries and ventilation
Date
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Author MacPherson, W. G. Herringham W. P. Elliott T. R. Balfour A.

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19 October 2014

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Date/TimeThumbnailDimensionsUserComment
current10:47, 19 October 2014Thumbnail for version as of 10:47, 19 October 20141,056 × 1,432 (873 KB)Keith-264User created page with UploadWizard

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