SEXTANT BY JESSE RAMSDEN. LATE 18TH CENTURY

SEXTANT BY JESSE RAMSDEN. LATE 18TH CENTURY

£6,800 GBP

RARE OPPORTUNITY TO ACQUIRE A SEXTANT BY RAMSDEN. LONDON. NUMBERED 975 Ca.1790 10"INCH RADIUS, INDEX ARM 12"INCHES LONG, BRASS SCALE DIVIDED IN 30 MINUTE DIVISIONS -2 DEGREES TO 138 DEGREES, READING TO 124 DEGREES, VERNIER READING TO 30 SECONDS OF ARC. TWO TELESCOPES, LONG INVERTING TELESCOPE WITH 2 PARALLEL LINES, ERECTING TELESCOPE ( HAS DAMAGE TO THE ORIGINAL O.G. ALTHOUGH STILL PRODUCES A GOOD ERECT IMAGE ) SIGHTING TUBE, INTERCHANGEABLE FILTER CAP WITH 3 COLOURED FILTERS & ONE CLEAR APERTURE. FOLDING HORN MAGNIFIER, THIS IS A VERY SUBSTANTIAL SEXTANT WEIGHING 4 KILOS. IN ORIGINAL MAHOGANY KEYSTONE BOX( SOME RESTORATION )

Circa

1790

Country of manufacture

UK and Ireland

Category: Navigational instruments

Description

SHIPPING BY UPS, FEDEX, ETC. FULLY TRACKED.  Contact Email:  michaelread060@gmail.com

PLEASE SEE IMAGES OF SIMILAR SEXTANT IN GREENWICH MARITIME MUSEUM. No.974

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GB MikeRead

Mike Read Antique Sciences

Based in Lelant, near St Ives, Cornwall, I have been trading since 1979, buying and selling scientific instruments and nautical antiques. Over the years I have acquired many rare and wonderful items for the trade and collectors alike. I hope this continues. Mike Read. Email: michaelread060@gmail.com

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