Model of adjustable-pitch screw propeller
Model in brass, scale 1:12, of an adjustable-pitch screw propeller, Robert Griffiths patent, No. 92, A.D.1853 & No. 319, A.D.1858, Havre, France.
- Materials:
- brass (copper, zinc alloy)
- Object Number:
- 1861-20/1
- type:
- model - representation
- Image ©
- The Board of Trustees of the Science Musuem