Brass ellipsograph invented by John Farey

Made:
1812-1820 in London
SMG00045776

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SMG00045776
Science Museum Group
© The Board of Trustees of the Science Museum

Brass ellipsograph invented by John Farey (junior).

Details

Category:
Mathematics
Object Number:
1897-30
Materials:
brass and complete
type:
ellipsographs
credit:
Royal Society of Arts