Original National Coal Board negative number: D1/878. Original Glamorgan Archives Box number: DNCB/48/1.
Test of Monton Powder (fire proofing material), Panel of timbers from each bay removed after fire. Displayed to show back and front of planks
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- Bookmark:http://archiveshub.jisc.ac.uk/data/gb214-dncb/dncb/14/4/140/246
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- ReferenceGB 214 DNCB/14/4/140/246
- Dates of Creation6 Nov 1972
- Physical Description1 Plastic Negative