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| Colliery Engineering | September, 1956 |
Acorn Bank Opencast Site — Part 1
Drawings and Photographs accompanying the article
Fig. 3. A 58BH Joy-Sullivan air-blast rotary drill
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Fig. 3. A 58BH Joy-Sullivan air-blast rotary drill
Image Reference: L-00546-03-0065-F03
Article reproduced from a copy of the magazine held at National Mining Museum Scotland, Newtongrange, Midlothian.
Contains public sector information licensed under the 
