SIR HOWARD GRUBB 4″ EQUATORIAL TELESCOPE SIGNED ON THE MOUNT GRUBB DUBLIN

SIR HOWARD GRUBB 4″ EQUATORIAL TELESCOPE SIGNED ON THE MOUNT GRUBB DUBLIN

P.O.A.

FINE GRUBB OF DUBLIN ASTRONOMICAL TELESCOPE IN ORIGINAL MAHOGANY BOX SIGNED ON THE MOUNT GRUBB DUBLIN.

Circa

1880

Country of manufacture

UK and Ireland

Categories: Telescopes, Telescopes - Refracting

Description

VERY INTERESTING IRISH TELESCOPE WITH UNUSUAL GEARED STAND RAISING & LOWERING ON THREE GEARED WORMS BY GEARBOX & CRANKING HANDLE. THE EQUATORIAL MOUNT HAS A 360 DEGREE CIRCLE IN FOUR 90 DEGREE QUADRANTS WITH TWO VERNIERS READING TO ONE MINUTE OF ARC. ALSO A 24 HOUR CHAPER RING DIVIDED IN 5 MINUTE DIVISIONS WITH READER & SLOW MOTION BY GEARING &  ROD WITH UNIVERSAL/HOOKE JOINT. THE TELESCOPE COMES WITH ONE TERRESTRIAL & FOUR CELESTIAL EYE-PIECES. BOX 62″ x 12″ x 9.1/2″inches TELESCOPE WITH SPOTTER SCOPE MAIN BARREL 46″ inches. OPTICS VERY GOOD. Contact Email: m.jread@btinternet.com

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Dealer information

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. I have exhibited at the London Scientific Fair for 20 years. Over the years I have acquired many rare and wonderful items for the trade and collectors alike. I hope this continues. Mike Read. Email: m.jread@btinternet.com.

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