model, scale 1:12, of Nelsons improved "Challenge"

model, scale 1:12, of Nelsons improved Challenge' ore feeder for stamp battery'

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model, scale 1:12, of Nelsons improved Challenge' ore feeder for stamp battery'
Science Museum Group
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Model, scale 1:12, of Nelsons improved "Challenge" ore feeder for stamp battery

Details

Category:
Mining & Ore Dressing
Object Number:
1919-217
type:
models
credit:
Fraser and Chalmers Engineering Works