Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Hydraulic jacks pressure testing device
control device for pressure testing hydraulic jacks by Newton Power Jacks Ltd. (almost certainly not from a colliery)
Pwnc
Diwydiant
Rhif yr Eitem
Ref 9.77
Mesuriadau
Lleoliad
In store
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