The main banking records survive from 1801 onwards. Prior to this there are records of the partners' textile business, which continued into the early decades of the 19th century.
Accounts for the branch businesses may be found in the main ledgers. For branch records proper see also 'Related Materials' below, including a series of early-19th century lists of customers.
Other significant records document Quaker affairs from the 1750s to early-1800s.
Individual items of note include a contemporary letter about the Boston Tea Party, and a licence agreement for an early steam engine for the flax mill at Darlington.
Banking and business records
- Partnership agreements and papers 1812-67, 1892
- Bankers' licences 1817-95
- Partners' private ledgers 1801 onwards (including profit and loss, branch banks, other banks, estates, textiles business, mill, tolls, shipping, colliery, mutual insurance, railway company, donations to charities)
- Balance books 1802-1902 (including balance with Barclay & Co., and non-banking businesses)
- Daily Journal or Gentleman's and Tradesman's Complete Annual Pocket Book , kept as a running account book for the Backhouse business 1756
- Accounts, stock books and papers for J Backhouse and Co's textiles business (linen manufacturers) 1746-c1830
- Schedule of William Backhouse's trading losses in Iberia and West Indies, late-18th century
- Customer balance book and lists 1816-27, 1837-45
- General statements 1810, 1815, 1854-75
- Audited balance sheets 1891-96
- Amalgamation papers 1895-98
- Outstanding accounts with London agents (Barclay & Co.) 1839-60
- Papers re investment in railway stocks 1830s-60s
- Memoranda of advances on accounts 1838-44
- Charges books including interest charged and allowed at each branch 1840-96
- Declaration of confidence in the bank 1816
- Published notice re malicious rumour of bank's failure 1826
- Records of bad debts 1797-1905
- Papers re bankrupt clients 1780s-1880s
Bank and promissory notes, cheques, bills of exchange, coin
- Registers of bank notes 1833-98
- Examples of bank notes (including forgeries, with correspondence, circulars and descriptions of utterers 1817, and re stolen notes), and promissory notes 1770s-1895
- Bonds of indemnity for lost bank notes 1778-85
- Examples of cheques and bills of exchange (including papers re forged and stolen bills) 1763-1890s
- Examples of counterfeit coin, early-1800s
Business correspondence
- Letter from William Backhouse at New York, referring to Boston Tea Party 1774
- Partners' correspondence early 19th century including with London agents (Barclay & Co. of Lombard Street)
- Correspondence from customers 1817-30, 1840-57
- Letters to Jonathan Backhouse junior from Samuel Gurney 1815-26
- Letters to Jonathan Backhouse from Thomas Richardson and Hudson Gurney concerning panic in the City and banking failures 1826
- Letter re continued circulation of notes under £5 1822
- Letter re use of Bank of England notes in Backhouse branches 1835
- Correspondence re grain, corn and Danzig wheat prices 1830-37
- Correspondence re advent of joint stock banks and establishment and liquidation of Northumberland & Durham District Bank 1830s-50s
- Partners' letter book 1886-98
Other papers
- Grant of freedom of borough of Lancaster to James Backhouse 1740
- Licence agreement from Watt & Boulton for the use of a steam engine in yarn spinning 1790
- Notarised copy of assignments of United States loan stock to Jonathan Backhouse 1802-03
- List of subscribers, agreement, extract from share register, letters re shares and loans for Stockton-Darlington railway 1819-34
- Powers of attorney for Backhouses absent on business abroad 1824-68
- Agreement for sale of a chariot (carriage) to Edward Backhouse 1828
- Papers re dispute over a threshing machine 1846-50
- Diaries, notebooks and accounts of Thomas H Neville of Darlington (inc a tour of Isle of Man via Leeds, Manchester, Liverpool) 1837-43
- Dividend accounts for Darlington Tolls 1840s
- Income and property tax returns 1843-96
- Papers re payment of church rate 1855, 1860
- Illuminated address from the officers of the bank to the partners, on the centenary of the company 1874
- Plates from architectural magazines showing designs for new branches at Bishop Auckland and Sunderland, 1871-1873
- Artist's impression of 'How J. Backhouse and Co. balanced the cash sixty years ago' 1875
- Account book of Jonathan E Backhouse at Trinity College, Cambridge 1869-74
- Travel and personal diary of Jonathan E Backhouse 1883
Apprenticeships and employment records
- Apprenticeship indentures for textile and other trades 1708, 1770-99
- Apprenticeship indentures (Backhouse boys) for banking, flax weaving and heckling, linen manufacture 1761, 1790s
- Apprenticeship indenture for a bank clerk 1829
- Staff lists and salary records 1828-1900s
- Guarantee agreements for named employees 1829-98
- Officers' annuity and guarantee fund: records including investigation and report 1864-98
- Letters from employees accepting posts in Bank 1818-38
- Oil portrait of Anthony Douthwaite, 'porter with Backhouses for 30 years' c1873
Deeds, estate and executorship papers
- Deeds, probates and papers for Backhouse and other families 18th-19th centuries
- Executorship papers for J C Backhouse 1858-61
- File copy will (inc valuations and estate plan) of Edward Backhouse 1879
- Papers re property in Darlington 1763-1854
- Records of Backhouse estate at Dalton upon Tees mid-1800s
- Records of Backhouse estate and house at Shull 1801-74
- Records of Backhouse properties at Dodmire, Dryderdale, St. John's, Sheepwalk, Wiserley 1820s-50s
- Papers re purchase of Cleasby estate, North Riding, by J C Backhouse 1852-73
- Letter from Alfred Waterhouse and accounts re alterations for Edmund Backhouse at Blackwell House, Darlington 1861
- Papers re disputed leasing of ironstone mines at Ballycastle 1857-60
- Deeds and papers re lands and coal royalties at Trimdon 1615-1916
- Papers re properties in Newcastle 1836-53
- Papers re Hetton Colliery 1830s
- Survey plan of Black Boy and Coundon Collieries 1835
- Papers re Walbottle Colliery 1830-56
- Letter from William Rowntree re steam flour mill, Wrekenton 1842
- Papers re Derwent Iron Company 1844-61
- Papers and traced plan re Langdon Lead Mine, Teesdale 1846-58
- Papers re sale of Broadwood estate, Ebchester 1850-53
Other organisations
- Newcastle upon Tyne Chamber of Commerce: published rules, resolutions, and petitions against proposed opening of a Bank of England branch and re circulation of pound notes 1815, 1828
- Published report and accounts of the Infirmary for the Sick & Lame Poor of Newcastle-upon-Tyne, Durham and Northumberland 1848
- Abstract of accounts of local committee of Lancashire Relief Fund 1864
- Records of Spennithorne war savings committee 1917-21
Papers re Quaker matters
- Quaker birth certificates for James Backhouse 1721, and children of Jonathan and Ann Backhouse 1776-87
- Quaker birth certificates for Thomas and Sarah Backhouse of Whitechapel, 1793-94
- Papers documenting James Backhouse's tours in the North East and journeys to London and Ireland 1750-79 (includes Quaker matters)
- Diaries of James Backhouse's journeys with Edward Pease and others to London for Yearly Quaker Meetings 1756, 1758
- Papers re Friends' Meeting House and new Quaker burial ground (with list of burials to 1837) at Darlington 1789-1849
- Papers re state of Quaker Meetings in Ireland inc notes of James Backhouse's mission tour 1776-79
- Papers re state of Quaker schools and property in County Durham c1806-12
- Papers re establishment and equipment of Flounders Educational Institute 1840s-50s
- Notebook re Wadman family (inc notes on plantations, planters and slaves) c1800
- Pocket Calendar and Useful Remembrancer 1791
- Almanack for the Use of Friends 1796
- An Account of Charitable Trusts and other Properties within the Compass of Durham Quarterly Meeting 1886