| Description | Written from 1 Hillside Crescent, Edinburgh. The letter explains that Smyth's meteorological instruments have been completed and are now being packed up for the Paris exposition but offers to send the instruments to Brunel on the way to Paris. Smyth lists the various instruments that he has designed, explains elements of their design and construction and suggests how they are to be used. The instruments Smyth lists include a velocity anemometer, a direction anemometer, a ship's log, a sounding lead and trigonometrical scales. |