How do I use a multi-draw telescope?

Extend every draw fully until each section locks or seats firmly in place. Hold the instrument steady against a solid surface and rotate the eyepiece end slightly until the distant image sharpens. Keep the lenses clean using appropriate optical cloths and avoid forcing the brass tubes if they stick within one another during extension.

What is an officer of the watch telescope?

An officer of the watch telescope is a marine spyglass built for naval use aboard ships. Officers utilised these portable instruments for signalling, identifying vessels, and general navigation at sea. They typically feature leather-wrapped brass bodies designed to withstand harsh maritime environments while remaining light enough for single-handed operation.

How do I date a brass telescope?

Examine the engraved signature on the draw tube or bell end for the maker's name and address, which often corresponds to known working dates. The number of draws, style of lettering, and choice of materials like mahogany or leather also indicate the period of manufacture. Georgian and Regency pieces tend to display simpler lines and different signature formats compared to Victorian or Edwardian instruments.

Are these telescopes still functional?

Many of these antique instruments remain fully operational for viewing distant terrestrial targets. The brass draws extend correctly and the glass lenses continue to magnify distant views. Some larger library and table top models function primarily as scientific display pieces or focal points within a room due to their size and mounting.

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Vintage Nautical Telescope

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These vintage nautical telescope pieces are working instruments of brass and leather designed for maritime navigation and terrestrial observation.

Antique 3 Draw Telescope, English Brass, Leather, Newton & Co, Victorian, C.1870

19th century

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Antique 3 Draw Telescope, English Brass, Leather, Newton & Co, Victorian, C.1870

From London Fine Antiques

£1,275

3+ MONTHS AGO

miscellaneous

Legion D’honneur Presentation Marine Instruments by a Hurlimann Paris

1900 - 1920

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Legion D’honneur Presentation Marine Instruments by a Hurlimann Paris

From Jason Clarke Antiques

£5,000

3+ MONTHS AGO

miscellaneous

Antique 3 Draw Telescope, English, Leather, Broadhurst Clarkson & Co, Edwardian

1900 - 1920

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Antique 3 Draw Telescope, English, Leather, Broadhurst Clarkson & Co, Edwardian

From London Fine Antiques

£985

3+ MONTHS AGO

miscellaneous

18th century

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A Telescope by Cary London

From The Antique Partnership

£450

3+ MONTHS AGO

miscellaneous

Lovely Early Brass 4 Draw Telescope by L. Casella, London.

1900 - 1920

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Lovely Early Brass 4 Draw Telescope by L. Casella, London.

From The Dorking Desk Shop

£375

3+ MONTHS AGO

miscellaneous

Cased George IV Altazimuth Theodolite by Alexander Adie of Edinburgh

19th century

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Cased George IV Altazimuth Theodolite by Alexander Adie of Edinburgh

From Jason Clarke Antiques

£1,495

3+ MONTHS AGO

miscellaneous

Early Victorian Cased Four Draw Telescope on Stand by Chadburn Brothers of Sheffield

19th century

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Early Victorian Cased Four Draw Telescope on Stand by Chadburn Brothers of Sheffield

From Jason Clarke Antiques

£1,295

3+ MONTHS AGO

miscellaneous

19th century

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A Regency London Made Pocket Telescope

From The Antique Partnership

£395

3+ MONTHS AGO

miscellaneous

Antique Officer of the Watch Telescope, English, After Dollond, Victorian, 1890

19th century

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Antique Officer of the Watch Telescope, English, After Dollond, Victorian, 1890

From London Fine Antiques

£1,095

3+ MONTHS AGO

miscellaneous

Large Antique Library Telescope, English, Starboy, Astronomical, Broadhurst & Co

1900 - 1920

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Large Antique Library Telescope, English, Starboy, Astronomical, Broadhurst & Co

From London Fine Antiques

£2,850

3+ MONTHS AGO

miscellaneous

The selection includes specialised navigational equipment such as marine spyglasses, library instruments, and theodolites signed by prominent London and regional makers.

19th century

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19th C Gilt Brass Table Top Telescope

From Mytton Antiques - Jerrard Nares

£650

3+ MONTHS AGO

miscellaneous

Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert

18th century

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Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert

From Jason Clarke Antiques

£2,400

3+ MONTHS AGO

miscellaneous

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Vintage Nautical Telescope

Antique 3 Draw Telescope, English Brass, Leather, Newton & Co, Victorian, C.1870

Legion D’honneur Presentation Marine Instruments by a Hurlimann Paris

Antique 3 Draw Telescope, English, Leather, Broadhurst Clarkson & Co, Edwardian

A Telescope by Cary London

Lovely Early Brass 4 Draw Telescope by L. Casella, London.

Cased George IV Altazimuth Theodolite by Alexander Adie of Edinburgh

Early Victorian Cased Four Draw Telescope on Stand by Chadburn Brothers of Sheffield

A Regency London Made Pocket Telescope

Antique Officer of the Watch Telescope, English, After Dollond, Victorian, 1890

Large Antique Library Telescope, English, Starboy, Astronomical, Broadhurst & Co

19th C Gilt Brass Table Top Telescope

Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert

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