Digital image only - original negative in conservation.
Methane Extraction, Boring Machine/Borehole in Roadway
Archive Unit
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- Bookmark:http://archiveshub.jisc.ac.uk/data/gb214-dncb/dncb/14/4/145a/2
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- ReferenceGB 214 DNCB/14/4/145A/2
- Dates of CreationMay 1952
- Physical Description1 Plastic Negative
Physical Characteristics and/or Technical Requirements
Custodial History
Original National Coal Board negative number: D7/16. Original Glamorgan Archives Box number: DNCB/48/19/23.