The bank was established in Whitehaven in 1786 as Hartley, Littledale, Hartley and Potter: the partners were brothers John and Thomas Hartley merchants, Samuel Potter a draper, and Henry Littledale. Also known as Whitehaven Bank. 1837 (as Hartleys and Co.) converted into a joint stock bank, Bank of Whitehaven. Predecessor firm of RBS.
In 1830 the partners of Hartleys & Co. at Whitehaven and Wigton were given as Thomas Hartley, Thomas Hartley the younger, Milham Hartley and George Harrison.
http://heritagearchives.rbs.com/wiki/Hartleys_%26_Co%2C_Whitehaven%2C_1786-1837 accessed 21/12/2010.
Twigg's Corrected List of the Country Bankers (London, 1830) p. 78.