This telescope is labelled with an engraving “Troughton, London” on the first of the three brass draws. These are all contained within the mahogany barrel, which has brass fittings at either end, retained by very small screws, the original screws. It has a flat eyepiece with a winking cover, and a detachable objective cap. Overall length is 29” extended, and 9.5” closed: the diameter is 1.875”. Edward Troughton worked at “The Orrery”, 136 Fleet Street, from 1804-26: the design
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