An output and efficiency curve for bands 1 and 3

Made:
1922
maker:
Boulton and Paul Limited
SMG00267919

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SMG00267919
Science Museum Group
© The Board of Trustees of the Science Museum

No. 23 canvas backed diagram of curve.

Details

Category:
Pumping Machinery
Object Number:
1923-586/1
Materials:
canvas and paper
type:
diagram
credit:
Boulton and Paul Ltd.