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| Colliery Engineering | November, 1951 |
New derailing ramp in Billingham mine
Drawings and Photographs accompanying the article
Fig. 1 — Standard steel-joist warrick, before runaway
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Fig. 1 — Standard steel-joist warrick, before runaway
Image Reference: L-00511-03-0065-F01
Article reproduced from a copy of the magazine held at National Mining Museum Scotland, Newtongrange, Midlothian.
Contains public sector information licensed under the 
