Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Methanometer
Sigma Instruments Co.Ltd.
(Manufacturer)
Recording flame methanometer. Circular grey paint base vessel with brass plaque for miner's personal number, above which lamp top with inner/outer gauze, chimney assembly with thermocoupler governor.
Pwnc
Diwydiant
Rhif yr Eitem
1994.177/9
Historical Associations
Associated Person/Body: National Coal Board
Association Type: Coal company
Creu/Cynhyrchu
Derbyniad
purchase, 3/11/1994
Mesuriadau
Uchder
(mm): 465
base
(mm): 165
Deunydd
Metal
Wood
Glass
Lleoliad
In store
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