File:Cross section of tunnel (Walker 1888).png
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Size of this preview: 453 × 599 pixels. Other resolutions: 181 × 240 pixels | 363 × 480 pixels | 581 × 768 pixels | 775 × 1,024 pixels | 1,549 × 2,048 pixels | 2,722 × 3,598 pixels.
Original file (2,722 × 3,598 pixels, file size: 1.46 MB, MIME type: image/png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:38, 20 November 2011 | 2,722 × 3,598 (1.46 MB) | Iain Bell | {{Information |Description=Cross section of tunnel, shewing mode of construction |Source=''Original:'' Thomas A. Walker (1888). The Severn Tunnel. Facing page 28.<br>''Scan:'' Internet Archive: http://www.archive.org/details/severntunnelits01walkgoog |Dat |
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