Model of conoidal screw propeller

Brass model, scale 1:8

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Brass model, scale 1:8
Science Museum Group
© The Board of Trustees of the Science Museum

Brass model, scale 1:8, of a conoidal screw propeller patented by G. Rennie in 1839, unsigned, 1839-1859

Details

Category:
Marine Engines
Object Number:
1859-7
Materials:
steel (metal) and brass (copper, zinc alloy)
Measurements:
overall: 170 mm x 170 mm x 170 mm, .395kg
type:
model - representation and propeller
credit:
Rennie, George