HUGHES IMPROVED DOUBLE SEXTANT
£1500
FINE & RARE EXAMPLE OF A DOUBLE SEXTANT SIGNED: HENRY HUGHES & SON'S IMPROVED DOUBLE SEXTANT No. 2761. 59 FENCHURCH ST. LONDON. SILVER SCALE & VERNIERS, SCALE DIVIDED IN 30' MINUTE DIVISIONS 2 ARCS OF -5 DEGREES TO 180 DEGREES, VERNIERS READING TO 10" SECONDS OF ARC. MAHOGANY BOX 7.3/4" INCHES SQ. X 3.1/2" HIGH. THIS INSTRUMENT WAS VERY USEFUL FOR HYDROGRAPHIC SURVEY WORK. ACCORDING TO HUGHES THE BOOK OF THE SEXTANT THE DOUBLE SEXTANT CAN BE USED FOR HARBOUR & RIVER SURVEY WORK, ALSO MENTIONED IN CAPTAIN LECKY'S WRINKLES IN PRACTICAL NAVIGATION. DIA. 5.3/8" RADIUS 2.1/2" INCHES. ERECTING SCOPE, SIGHTING TUBE, FILTER CAP & ADJUSTING PIN. 2 INDEX MIRRORS & 1 HORIZON MIRROR. LOVELY LIGNUM VITAE HANDLE, LEFT & RIGHT HAND VERNIERS.
Circa
1900
Country of manufacture
UK and Ireland
Description
SHIPPING BY UPS, FEDEX, ETC. FULLY TRACKED. Contact Email: [email protected]
Ask the Dealer
Dealer information
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: [email protected]
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