How do I use a brass telescope?

Extend the sliding draws fully until the instrument locks into position and focus by adjusting the final eyepiece barrel against a distant target. Keep the lenses clean using soft optical cloths to maintain clarity. Store the telescope in its fitted wooden case when not in use to protect the brass finish and prevent dust accumulation on the glass elements.

Can I mount a ships barometer on a wall?

Many barometer forms are designed for vertical bulkhead mounting using integrated wooden brackets or brass hanging rings provided by the original maker. Ensure the chosen wall supports the weight of the dense brass and timber housing. Position the barometer away from direct heat sources and heavy vibrations to preserve the accuracy of the internal aneroid or mercury mechanism.

How do I identify the date of a marine instrument?

Examine the engraved maker signature and address on the metal dial or draw tubes, as these details often correspond to known operational periods of the firm. Style elements such as the shape of the brass mounts and the choice of case wood also provide chronological clues. Consult historical trade directories and maker records to match serial numbers or signatures to specific decades of production.

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Brass Maritime Instrument

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A brass maritime instrument is a dependable navigational or observational tool built for service at sea, offering enduring craftsmanship and functional history.

Early Twentieth Century Cased Barocyclonometer or Typhoon Barometer

1900 - 1920

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Early Twentieth Century Cased Barocyclonometer or Typhoon Barometer

From Jason Clarke Antiques

£3,500

3+ MONTHS AGO

barometers

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

1920 - 1940

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Thomas Mercer 2 Day Chronometer

From Finchingfield Antiques

£3,250

3+ MONTHS AGO

clocks

Ww11 Ships Telegraph Maritime Instrument,liverpool,c 1940

1920 - 1940

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Ww11 Ships Telegraph Maritime Instrument,liverpool,c 1940

From Curious Antiques

£895

3+ MONTHS AGO

miscellaneous

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Brass Maritime Instrument

Early Twentieth Century Cased Barocyclonometer or Typhoon Barometer

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

Thomas Mercer 2 Day Chronometer

Ww11 Ships Telegraph Maritime Instrument,liverpool,c 1940

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