Lot Essay
Benjamin Martin (1704-1782) was one of the most prolific lecturers on natural and experimental philosophy in the 1750s and 1760s in London. He combined this on an intensive scale with the production of instruments. On a trade card of circa 1760 he advertises 'All Sorts of Philosophical Optical and Mathematical Instruments many of which are of New Invention made and sold by Benjamin Martin at his shop near Crane Court in Fleet Street'.
A similar example is illustrated in Nicholas Goodison, English Barometers and their Makers 1680 - 1860, London, 1969, p. 183
A similar example is illustrated in Nicholas Goodison, English Barometers and their Makers 1680 - 1860, London, 1969, p. 183