| Description | The papers comprise:
-- Paper titled: 'Experiments made with the strong steam engine at Soho Foundry. 18 Nov. 1803.' -- Letter. John Southern (Soho) to James Watt (Heathfield). 22 Nov. 1803. [Concerning the results of his experiments]. -- Letter. John Southern (Soho) to James Watt (Heathfield). 24 Nov. 1803. [Concerning the results of his experiments to ascertain the latent and discernible heat of steam and the degrees of elasticity of steam]. -- Results of experiments. 2 Dec. 1803. Printed table and directions for calculating the velocity of water flowing through a pipe. n.d. c.1802. (1 item) |