~GOOD GEORGIAN, ENGLISH COMPASS/SUNDIAL IN MAHOGANY CASE~

~GOOD GEORGIAN, ENGLISH COMPASS/SUNDIAL IN MAHOGANY CASE~

395 GBP ($475 USD)

A good unsigned, compass/sundial combination in domed mahogany case c.1820

Dimensions

8.5 x 8.5 x 3 cm. deep

Circa

1820

Maker

unbranded

Country of manufacture

UK and Ireland

Categories: Navigational instruments, Portable Sundials, Engineering antiques, Office Antiques

Description

A good unsigned, 8.5 x 8.5 x 3 cm.  Georgian 3 inch compass/sundial, internally domed mahogany case. Paper dial with 32 cardinal points and 360 degree outer ring with 1 degree divisions, compass needle with pin/bar release (needle points North), finely chiselled brass sundial with hour ring in Roman numerals (morning IIII-XII, afternoon/evening XII-VIII), divided into 7 1/2 ? minute blocks of time. Gnomen striated and nicely shaped, wheat ear decorated. Six pin triangular hinge blocks. Dome to fit the gnomen has been perforated due to thinness (1 mm.) of wood at some time in the past. Square mahogany construction with original, eared C-hook and hinges. Some rust to compass needle but does not affect function. Original glass. A lot of man hours needed to construct this example of a pocket compendium !

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CA ScientificaOpticae

Scientifica Opticae

Mark Hacking (Scientifica Opticae Inc.) has been an avid collector/dealer for over 30 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).

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