Also contains progress in South Pit
Progress plan showing weekly travel in hard headings on 280 yds horizon
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- Bookmark:http://archiveshub.jisc.ac.uk/data/gb214-d624/d624/6/1/7/29
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- ReferenceGB 214 D624/6/1/7/29
- Dates of Creation1947-1963
- Physical Description2 papers