[Ms. draft letter, 1829 (Nov.?), to the Liverpool and Manchester Railway Board / T. Hackworth. 4p. on 1 leaf. Letter refers to the Rainhill Trials. Because 'on a recent occasion the Locomotive Engine Sans Pareil failed in performing the task assigned to her by the Judges', he now writes to the Board detailing excellent subsequent results in testing. On SM negs. 456-9/89] Letter, Timothy Hackworth to the L&MR Board, 1829 1829
[Draft letter]1825 Dec 5 [to] Sam[ue]l Willis / [John Barton. Describing the engraving machine and its application to button and jewellery production. Offering to sell the machine with instructions and patent rights for £1,500] Draft letter to Samuel Willis 1825