RARE REFLECTING HALF CIRCLE BY SMITH
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GOOD EARLY 19TH CENTURY REFLECTING HALF CIRCLE SIGNED: SMITH. ROYAL EXCHANGE LONDON. JOSEPH SMITH WAS WORKING AT THE ROYAL EXCHANGE 1811 TO 1826. THE LARGE ARC IS BRASS & EBONY SANDWICH WITH INLAID SILVER SCALE, MINUS -10 TO 195 DEGREES DIVIDED IN 15' MINUTE DIVISIONS, VERNIER READING TO 15" SECONDS OF ARC. COMES WITH LONG SIGHTING TUBE, LONG INVERTING TUBE WITH CROSS HAIRS & SHORT ERECTING SCOPE IN ORIGINAL KEYSTONE BOX, LIGNUM VITAE HANDLE, RADIUS 7.1/2" INCHES. VERY INTERESTING NAVIGATION INSTRUMENT IN QUITE GOOD CONDITION, MIRROR ALIGNMENT VERY GOOD. CAN'T REMEMBER SEEING ANOTHER FOR SALE.
Circa
1820
Country of manufacture
UK and Ireland
Description
SHIPPING BY UPS, FEDEX, ETC. Contact Email: [email protected]
IVORY REGISTRATION NUMBER ZPIWUDPM
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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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