| Description | Mis-dated by Hamilton as 1835. On the same sheet: Transcript of letter. Thomas Wethered & Sons (Marlow) to Boulton Watt & Co. 4 Jan. 1836. Docketed “Annexing copy of letter from Thomas Wethered & Son and making arrangements to meet millwright. Gauges of Leith vessels, cylinders. Proposes alterations of Crusader’s cylinders.” |