Combined eidograph and geometric drawing instrument patented 1858 by William Wythes and made by Queen & Co.
- Made:
- 1858-1880 in Philadelphia
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LicenseCombined eidograph and geometric drawing instrument patented
Science Museum Group
© The Board of Trustees of the Science Museum
Combined eidograph and geometric drawing instrument patented 1858 by William Wythes and made by Queen & Co., Philadelphia, in original case (worn)
Details
- Category:
- Mathematics
- Object Number:
- 1990-415
- type:
- scaling drawing instruments and eidographs
- credit:
- Peter Delehar
