| Description | These include graphs and calculations for the boiling point of water; particulars of the steam wheel; papers and drawings of various engines in Scotland; experiments on evaporation of steam by Dr Roebuck and Watt; various papers about chemistry, dyeing, canals, gunpowder, cotton etc.; papers about engines and Watt's improved oleostatic lamp with a copy of Argand's patent; various papers by John Southern on steam and steam engine experiments and calculations for the velocity of water; correspondence between Watt, James Mylne and William Strutt concerning heating the Hunterian Museum in Glasgow by steam. |