Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Miners' Safety Lamps (catalogue)
Full title - Catalogue of Miner's Safety Lamps and Lamp Room Accessories Manufactured and Sold by E. Thomas & Williams, Ltd. Engineers and Breass Founders. Cambrian Lamp Works, Aberdare. 44 pages, illustrated throughout. Undated.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/689
Mesuriadau
Meithder
(mm): 248
Lled
(mm): 183
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