~FINE SINGLE ARM CIRCULAR PROTRACTOR-W. & S. JONES~

~FINE SINGLE ARM CIRCULAR PROTRACTOR-W. & S. JONES~

250 GBP ($300 USD) + postage

A fine six inch circular single arm protractor by the Jones brothers c.1800-cased

Dimensions

7 x 6.5 x 1.5 inches deep

Circa

1800

Maker

Jones

Country of manufacture

UK and Ireland

Categories: Drawing Instruments, Engineering antiques, Office Antiques

Description

A fine cased six inch diameter, engine divided, circular single arm protractor by W. & S. Jones with vernier and pin. 360 degrees in half degree increments. Vernier reads to a tenth of a degree. Finely engraved. Nice signature. c.1800.

Rarely if ever used. Near perfect lacquer. In green baise lined mahogany case with booth hooks and eyes present(7 x 6 1/2 inches, 17.5 x 16 cm.)

 

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CA ScientificaOpticae

Scientifica Opticae

Mark Hacking (Scientifica Opticae Inc.) has been an avid collector/dealer for over 40 years. A former Science teacher, he has an innate love for anything natural or mechanical. Specializing in optical (microscopes, telescopes), surveying, medical, weighing and drawing instruments, he is an active participant of the Scientific Instrument Fair in London. Living in Stratford, Ontario, Canada, with his wife and two children; Mark looks forward to meeting as many fellow collectors as possible, and has a worldwide following on eBay (Sciopti). As of Nov. 1/24 my email has changed to either [email protected] or [email protected].

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