Deeley's friction apparatus, 1920-40.

Made:
1920-1940
Deeley's friction apparatus, 1920-40.

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Deeley's friction apparatus, 1920-40.
Science Museum Group
© The Board of Trustees of the Science Museum

Deeley's friction apparatus, 1920-40.

Details

Category:
Industrial Chemistry
Object Number:
1997-462
type:
test apparatus
credit:
M & I Materials