Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert Surveyors Barometer the trademark now rests under

the trademark now rests under the ownership of Carlsberg Breweries

The back is etched with both the manufacturers name

The inner barometer dial has a scale measuring 27

this small brewery was transformed and eventually bought out all other Watford breweries and had numerous other outlets across adjoining counties and Greater London

Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert Surveyors Barometer the trademark now rests underFor sale, a mid eighteenth century, non achromatic decagonal reverse taper single draw marine telescope by John Gilbert of Tower Hill London. This super example has a one inch non achromatic single objective lens with original dust slide and measures 38 inches closed and 46 inches extended. The mahogany ten sided tapered barrel holds a single draw tube containing five lenses and is completed with a bulbous type eyepiece with dust slide, common during