Working model

Working model, scale 1:10

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Working model, scale 1:10
Science Museum Group
© The Board of Trustees of the Science Museum

Working model, scale 1:10, of the cobbe-wiffley grinding pan (rotary) for gold and other ores

Details

Category:
Mining & Ore Dressing
Object Number:
1947-271
type:
model
credit:
Cobbe, H.N.G.