| Description | Letter from Isambard Kingdom Brunel to J Ball arranging a meeting (Taff Vale Railway);
Letter from Isambard Kingdom Brunel to J Bethel discussing creosote and sulphate of copper processing of timber, 31 July 1839 (Cheltenham and Great Western Union Railway);
Letter from Isambard Kingdom Brunel to TE Harrison asking various questions about the cost of locomotive power (Taff Vale Railway), 7 August 1839;
Letter from Isambard Kingdom Brunel to Browne, Lang, and Co concerning a mistake in the advertisements soliciting tenders for work on the Clifton Suspension Bridge, 8 August 1839. |