~LARGE SINGLE DRAW MAHOGANY TELESCOPE- T. HARRIS & SON~

~LARGE SINGLE DRAW MAHOGANY TELESCOPE- T. HARRIS & SON~

275 GBP ( $395 USD) + postage

A good 2 1/2 inch diameter mahogany and brass, single draw telescope by Thomas Harris and Son c.1820

Dimensions

36 x 2 1/2 inches in diameter

Circa

1820

Maker

Thomas Harris

Country of manufacture

UK and Ireland

Categories: Engineering antiques, Office Antiques, Telescopes - Refracting, Navigational instruments

Description

A good and powerful 2 1/2 inch mahogany barrelled naval telescope whose minimum length is 21 inches and extends to a full 36 inches. Hand held, single draw, 20 X magnification, fine optics and complete. right down to the last screw and pin. Protective slides to both the object and ocular lenses (the object lens having the option of full removal of the protective cap for reduced light viewing at night). Signed at the onset of the single draw in beautiful Georgian script “T. Harris and Son, London, Day or Night”, Thomas Harris began operations with his son at 140 Fleet Street in 1806. The barrel has a few light scratches and dents but nothing to detract from the beautiful woodwork or knurling of the bright brass. The draw is dent free. The object lens is the original green crown glass. This telescope has been well maintained with perfect optics.

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CA ScientificaOpticae

Scientifica Opticae

Mark Hacking (Scientifica Opticae Inc.) has been an avid collector/dealer for over 30 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).

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