Brass Farey's Ellipsograph, in original fishskin case, with small pair of pencil compasses

Made:: London

Brass Farey's Ellipsograph, in original felt lined black fishskin case, with one small pair of pencil compasses for use with instrument.

Details

Category:: Mathematics

Object Number:: 1922-108

Materials:: brass

Measurements:: overall (estimate): 20 x 150 x 150 mm

type:: curve drawing instruments and ellipsographs

credit:: Lt. James F. Godwin

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