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| Colliery Engineering | July, 1949 |
New Products
Drawings and Photographs accompanying the article
Fig. 5 — Huwood compressed-air rotary drill
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Fig. 5 — Huwood compressed-air rotary drill
Image Reference: L-00499-03-0065-F05
Article reproduced from a copy of the magazine held at National Mining Museum Scotland, Newtongrange, Midlothian.
Contains public sector information licensed under the 
