Digital image only - original negative in conservation.
[NCB Heat Service Centre, Swansea]
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- ReferenceGB 214 DNCB/14/4/164/25
- Dates of Creation[1950s-1970s]
- Physical Description1 Plastic Negative
Physical Characteristics and/or Technical Requirements
Original National Coal Board negative number: n/a. Original Glamorgan Archives Box number: DNCB/48/10/50 (2).