~VERY FINE SEXTANT by GRAY and KEEN~
500 GBP ($650 USD) + postage
A very fine sextant by Gray and Keen, Strand Canning Dock, Liverpool-1891
Dimensions
10 x 10 x 5 inches (25 x 25 x 12.5 cm).
Circa
1891
Maker
Gray and Keen
Country of manufacture
UK and Ireland
Description
A very fine (as new-unused) anodized and bright brass sextant signed “Gray and Keen, Strand Canning Dock, Liverpool” with a certificate of accuracy dated May 1, 1891. Having an index arm of 9 inches with an arc circle of 10 inches, this instrument is in original, untouched condition. Although the silvered scale (runs out to 150 degrees) is oxidized-silver sulphide black, this instrument has been perfectly preserved for over 130 years. No faults, rare address. A perfect specimen.
The case has been professionally refinished with new green felt liner and tabs bearing the previous owner’s initials but what a cracker. This instrument had to have been recovered when the business folded as new, old stock (auction?). I have never seen a more perfect instrument of the era (see photos). The magnifying vernier reads to one arc second ( 100 feet). The address places the partnership right on the edge of the main docks of Liverpool (strategic) for any Captain looking for navigational instruments. This is the one to own for a reasonable price.
Ask the Dealer
Dealer information
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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