Digital image only - original negative in conservation.
Safety Devices in Gellideg Seam
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- ReferenceGB 214 DNCB/14/4/33/41
- Dates of Creation1947
- Physical Description1 Plastic Negative
Physical Characteristics and/or Technical Requirements
Original National Coal Board negative number: CO/MG27. Original Glamorgan Archives box number: DNCB/79/8/6/5.