Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert Surveyors Barometer In the same year (1793)

In the same year (1793) it is also recorded that Gilbert formed another partnership with James Gilkerson which traded from both Postern Row and Leadenhall Street and which remained intact until 1809

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

a common occurrence for such small and specialist organisation of the period

A very seldom seen barometer which will make a stunning centrepiece for a collection even in less tumultuous climates

The inner barometer dial has a scale measuring 27

Mid Eighteenth Century Non Achromatic Decagonal Reverse Taper Telescope by John Gilbert Surveyors Barometer In the same year (1793)For 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