Catalogue

Plans, specification, agreement and tenders for new streets, sewers, foundations and retaining walls at Easington Colliery. R.J.W. White, contractor, August 1910 - February 1915

Blueprints of designs for fencing, gates etc. at Seaham Harbour Secondary School, February - July 1929

Designs for iron railings for war memorials etc. by Bayliss, Jones & Bayliss Ltd. of Wolverhampton, n.d. [c.1920]

Layout plan of houses at Princess Road, for Seaham Harbour U.D.C., May 1920

Plan of Seaside Lane and School Street portion of the Easington building estate, 29 January 1919

Plans, with related papers, concerning lands acquired by Seaham U.D.C. and its predecessors for public works, housing etc., 1920 - 1937 and n.d.

Plans, with related papers, concerning lands acquired by Seaham U.D.C. and its predecessors for public works, housing etc., 1925 - 1937 and n.d.

Correspondence, insurances and trust deeds relating to the Robert Candlish Memorial Hall, Seaham Harbour, 1899 - 1946

Plan of proposed layout of houses at Princess Road, Seaham Harbour with sections and elevations of road works, June 1919

Catalogue of memorial tablet designed by Jones and Willis Ltd., Birmingham, n.d. [1910s]

Plans and estimates for street works in Back School Street, Easington, January 1936

Contract, plans, specifications and related papers concerning 12 aged miners' homes at Seaham Colliery. Messrs. J. Clark & Son, contractors, May 1914 - June 1915

Receipts for deeds upon the enfranchisement of (leasehold) properties in Seaham Harbour, 21 June 1927 - 14 September 1953

Plans of farms at Seaham, with related correspondence, schedules of acreages and cropping etc., 1934 - 1947

Plan of Seaham Harbour and environs shewing various farms owned by the Londonderrys and land to be taken from them [for building purposes etc.], 1919, revised 1936

Rough notes, valuations and calculations relating t the Seaham estates, 1898 - 1908

Miscellaneous legal papers, case papers, correspondence with solicitors, texts of standard building leases for Seaham Harbour, c.1854 - 1857

Miscellaneous estate papers, 1864 - 1872

Jubilee supplement to The Seaham Weekly News, 29 November 1878

Catalogue of Sevres porcelain belonging to the late Lady Londonderry, to be sold 1869

Draft settlement of £100,000 by Lord Londonderry, 1850

Papers and correspondence relating to valuations and rentals of collieries, Londonderry railway etc., 1865

Miscellaneous papers relating to the will and executory of Lady Londonderry, 1865 - 1870

Papers relating to coals at Silksworth, 1865

Reports and papers relating to Belmont Colliery and barrier with Rainton coals, 1875

Miscellaneous papers relating to Londonderry estates, collieries, railway etc., 1840 - 1870s

Plans, correspondence and related papers concerning Strangford Road allotments, 1937 - 1950

Plans and correspondence relating to public conveniences at 7 Old Elvet and repairs to 6 Old Elvet, 1945 - 1950

Correspondence and plans relating to electricity sub-station at Laura Street, Seaham and other matters relating to power supplies, 1950 - 1956

Correspondence and plans relating to the Foreshore, Terrace Green and Sea Banks at Seaham, 1947 - 1952

Correspondence and plans relating to Dene House, Seaham, 1946 - 1949

Correspondence and plans for new roadway across Green Drive, Dawdon, 1949 - 1951

Correspondence, agreements and plans concerning electricity wayleaves at Seaham, 1932 - 1950

Correspondence relating to Candlish Hall, Seaham, 1950 - 1954

Plans of Mount Street, Londonderry House and 1 Dover Street, 1932 and n.d. [1930s-1940s]

Plans, correspondence and agreements relating to the 'Haswell to the Sea Sewer' and other drainage matters at Dawdon, 1924 - 1945

Correspondence, plans, estimates, relating to the rebuilding of Durham Barracks (Gilesgate), tenancy of adjoining premises, 1921-1922, 1928, 1944-1946 and 1950

Correspondence relating to leasehold enfranchisement at Seaham Harbour, New Seaham etc., 1943 - 1962

Correspondence relating to Coal and Allied Industries Ltd., its financial future and liabilities of Lord Londonderry to Martins Bank in respect thereof; reports on operations of Seaham plant, accounts, prospectuses etc.; occasional board minutes, schemes for keeping the company afloat etc., 1935 - 1939

Weekly cash statements of the Londonderry Collieries Ltd., 1944 - 1946

Weekly cash statements of the Londonderry Collieries Ltd., 1947 - 1950

Survey of colliery housing, dimensions, ground rents, tenure, occupiers etc. at West Rainton, c.1870

Plans, sections and elevations of proposed house and surgery at Dawdon Colliery for Dr. Dillon, n.d. [1900s]

Correspondence relating to sale of land for major road scheme at Seaham Harbour, 1939 - 1941

Correspondence and plans relating to land at Longacres and Broadacres, Gilesgate and developments of housing by Durham Corporation in that area, 1941 - 1950

Correspondence, specifications, plans, estimates, tenders and contract for the construction of 45 colliery houses in Oliver Street and Stanley Street, New Seaham, 1923 - 1925

Correspondence, specifications, plans, estimates, tenders and contract for the construction of 16 colliery houses at Dawdon, 1920 - 1923

Plans and specifications for goundsman's house at New Seaham Recreation Park, 1926 - 1927

Plans, correspondence and illustrated advertisements concerning 'Maxweld' reinforced concrete houses at the Londonderry Grange, 1925 - 1927

Plans, correspondence, specifications, estimates and contract for repairs and renewals to the Kepier School house at Houghton-le-Spring, 1925 - 1926

Plans, correspondence, specifications, estimates and contract for 50 new colliery houses in Stanley Street, Swallow Street and Corbett Street, New Seaham, 1923 - 1925

Plans, correspondence, specifications, estimates and contract for 97 new houses at New Seaham (Stanley Street North, Ranksborough Street, Rutland Street, Sutherland Street) for Vane-Tempest Colliery, 1929 - 1930

Statement of account of the trustees of the terms under the [Londonderry] settlement with the inheritance (Silksworth Winnings), 1869 - 1878

Pass book of the Marquess of Londonderry with Barclays and Company, No.2 Account, April - August 1915

Miscellaneous salary lists, lists of employees, proposed grants etc., (Londonderry Collieries), 1915, 1920 - 1921

Papers relating to: the compulsory and voluntary emalgamation of colliery undertakings, statements of case pro and contra; central control of sales; newspaper cuttings, extracts from legislation and putative legislation; papers relating to Amalgamated Anthracite Collieries Ltd., 1930 - 1944

Details of out-put from Londonderry Collieries, and correspondence relating to employees, taxation etc., 1943 - 1947

Details of government wartime control arrangements for the coal industry, 3 September 1939

Correspondence, cover notes etc. relating to insurances; lists of jewellery, 1938 - 1939

Correspondence, particuarly with Sauber & Co., Hamburg concerning coal exports, 1939; rules and articles of association of the North East Coast Coal Exporters Association Ltd., 1920 - 1936

Correspondence, invitations, seating plans, lists of guests at dinner for officials of Londonderry Collieries Ltd., 1939

Plan of lands to be enfranchised, Lord Tempest & his trustees, 1888

Grant and demise of land at East Rainton, and extracts from it, from The Ecclesiastical Commissioners for England to the Marquess of Londonderry, with related plans, 16 June 1891

Plans, estimates and related correspondence concerning tenancy of Ranksborough Hall, Oakham, Rutland, 1926 - 1927

Correspondence, plans, estimates, tenders and contracts for the construction of colliery houses in Maglona, Margaret, Chaplin and Shrewsbury Streets, Dawdon Colliery, 1923 - 1925

Correspondence, estimates, plans and invoices for building work carried out at Wynyard, 1939 - 1940

Correspondence and estimates for making good wartime damage to Wynyard, 1943 - 1945

Correspondence relating to demolition of outbuildings at Wynyard, 1950 - 1951

Report of Mr. Claxton on the overhauling and modernisation of the domestic regime and fixtures of Wynyard Hall, with related plans, correspondence, estimates, advertising literature etc., and ground plans of Wynyard, 1938 - 1939

Correspondence and estimates relating to repairs at Plas Machynlleth, Montgomeryshire, 1925 - 1927

The Northern Daily Express, The Newcastle Daily Chronicle and The Newcastle Daily Journal containing notices of the death of the Dowager Marchioness of Londonderry, 23 January 1865

Correspondence, plans, specifications, tenders and contracts relating to the construction of Officials' houses at Dawdon, 1924 - 1925

Correspondence, plans, specifications, tenders and contracts relating to the construction of aged miners' houses at New Seaham, 1924

Correspondence, plans, specifications, tenders and contracts relating to the construction of aged miners' hostel at New Seaham, 1928

Correspondence, plans, specifications, tenders and contracts relating to the construction of Castlereagh Aged Miners' Homes, Seaham Harbour, 1923 - 1925

Correspondence, plans, specifications, tenders and contracts for 50 new houses in Parkland Terrace, Rutland Street and Ranksborough Street, Seaham Colliery, 1927 - 1928

Correspondence respecting compensation to be paid for premises at Seaham and elsewhere occupied by the military during the Second World War, 1940 - 1948

Correspondence relating to requisition of the church institute at New Seaham, 1940 - 1947

Correspondence relating to fixtures in, and water supply to, houses at Dawdon, 1938 - 1959

Correspondence, plans and law reports relating to compulsory purchase and slum clearance orders for property at Seaham Colliery, 1936 - 1941

Correspondence relating to proposed sale of land in Stewart Street, New Seaham to Seaham U.D.C., 1944 - 1949

Correspondence and plans relating to Vane Tempest pithead baths, 1946

Correspondence and related papers concerning occupation of 3 Bath Terrace by Ministry of Works, 1939 - 1952

Correspondence relating to New Seaham Vicarage, 1946

Correspondence and agreements regarding the letting of advertising sites at Seaham, 1945 - 1947

Plan of Seaham Hall and grounds and related papers, 1926

Correspondence and plans concerning industrial sites for North Eastern Trading Estate, 1946

Correspondence relating to removal of defence works and anti-tank ditches, 1944 - 1946

Correspondence and plans relating to the siting of permanent allotments at Dawdon, 1938 - 1940

Correspondence relating to ground rents, 1950 - 1956

Miscellaneous correspondence with Seaham U.D.C., with related plans, 1948 - 1951

Correspondence with Seaham U.D.C. concerning wartime allotments, with related plan, 1942 - 1950

Correspondence and plans relating to Seaton Lane Sewerage Scheme, 1936 - 1945

Correspondence and plans relating to lands at Town Kelloe sold to East Hetton Collieries Ltd., 1943 - 1944; and land sold at Trimdon Grange, 1914

Correspondence with Seaham U.D.C. and others concerning gifts to them (Adam and Eve Bridge, Rock House Dene etc.), with related plans, 1945 - 1949

Correspondence and plans relating to playing fields for Seaham Harbour, Camden Square School, 1939 - 1949

List of contents of muniment room, Wynyard, November 1867

List of documents, n.d. [c.1868]

Statement of the cash account of Lady Londonderry's executors, 1865 - 1871

Transcript of family settlements, resettlements and related legal papers, 1853 - 1869. "Vane 5"

Transcript of family settlements, resettlements and related legal papers, 1869 - 1872. "Vane 6"

Acts of Parliament relating to the Wear Navigation and Sunderland Dock (1830-1859), 1860

Declaration of trust from John Buddle to Lord Londonderry relating to lease of colliery at Old Pensher, 3 September 1832

Release by J.G. Ravenshaw to Reverend Henry Hildyard of manors of Seaham and Dawdon and assignment of £15,000 secured thereon, 24 August 1824 (Box X, no.186) Release of the manors of Seaham and Dawdon from Lord Londonderry to Hildyard with £20,000 secured thereupon and subject to a prior charge of £15,000, 22 January 1825 (Box X, no.187) Assignment of mortgage from Joseph Egerton to H.M. Morgan and others, 7 January 1825 (Box X, no.81) Deed of covenant to execute a mortgage of the Seaham estate, by Lord Londonderry to the trustees of Coutts Bank, 29 September 1825 (Box X, no.82) Assignment by Lord Londonderry to the trustees of Coutts Bank of £30,000 (part of £39,500 secured on a mortgage of estate in County Durham), 5 September 1826 (Box X, no.83) cont/... Assignment of colliery stock by Lord Londonderry to the trustees of Coutts Bank with covenant to effect insurances, to secure £10,000, 6 September 1826 (2 copies) (Box X, nos. 84 and 85) Release of the covenant of Lord Londonderry to execute a mortgage of the equity of redemption of the Seaham estate to the trustees of Coutts Bank, 1 November 1826 (Box X, no.86) Assignment of rents and insurance policies by Lord Londonderry to the trustees of Coutts Bank to secure £9,039 2s. 9d., 26 December 1826 (Box X, no.1126)

Declaration of trust as to insurance policy on the life of Sir Henry Vane Tempest, Bart., for £5,000 in favour of Mowbray, Hollingsworth & Co., 10 January 1806 (Box X, no.61)

Lease of Old Pensher Colliery from Lord Londonderry to John Buddle, 1 September 1832

Appointment of Mr. Evan Foulkes [trustee for Lygon] by Sir Henry Vane Tempest, Bart. and William Lygon as receiver in respect of interest on £12,000 secured by mortgage, 5 October 1801 (Box X, no.56) Bond from Vane Tempest to Lygon to secure £12,000 and interest, 5 October 1801 (Box X, no.57) Assignment by Sir John Eden, Bart., Sir Henry Vane Tempest, Bart., and others to William Lygon and his trustees of a mortgage for a term of years to secure £12,000 and interest, 5 October 1801 (Box X, no.58) Assignment of colliery stock by Sir Henry Vane Tempest, Bart. to Mowbray, Hollingsworth and Company, bankers, 7 January 1806 (Box X, no.59) Two bonds of Sir Henry Vane Tempest, Bart. to Mowbray, Hollingsworth and Company to secure £5,000, 7 - 10 January 1806 (Box X, no.60) Bond of Sir Henry Vane Tempest, Bart. to Mowbray, Hollingsworth and Company in £20,000 to further secure the above two bonds and to secure further sums, 17 January 1806 (Box X, no.63) Appointment by Sir Henry Vane Tempest, Bart. of Arthur Mowbray as receiver of rents, 1 February 1806 (Box X, no.64)

Estate Act of the late Marquess of Antrim, 31 August 1848

Estate Act of the Marquess and Marchioness of Londonderry, 31 August 1848

Pass book of Lord Adolphus Vane Tempest, M.P. with Woods, Parker & Co., Union Bank, Seaham: 'Vane and Seaham Iron Works', 1860 - 1867

Statement of account with Coutts and Co. of the Marchioness of Londonderry (Colliery Account), 1864 - 1865

Statement of account with Coutts and Co. of the Executors of Frances Anne, Marchioness of Londonderry, 1865 - 1872

Statement of monies received by the executors of Frances Ann, January - December 1865

Summary of payments on account of Frances Anne's executors, January - September 1865

Statement of trade or office debts paid on account of Frances Anne's executors, October 1865 - June 1866

Statement of cash received on account of Frances Anne's executors, October 1865 - May 1866

Mortgage by Rt. Hon. Sir John Beckett, Bart. at the request of Lord Londonderry to James Agnew of estates in County Durham to secure £25,000 and interest, 18 July 1832 (Box X, no.93)

Copies of the will and codicils of George Henry Robert Charles William, Earl Vane, 1866 - 1871

Schedule of jewels and heirlooms at Wynyard, n.d. [mid 19th century]

Epitome of will of Frances Anne, Marchioness of Londonderry, 6 July 1864

Draft appointment by Earl and Countess Vane of a sum settled by Sir John Edwards, Bart., 7 February 1866

Letters patent appointing George Henry Robert Charles William, Marquis of Londonderry, K.P., to be H.M. Lieutenant for the County Palatine of Durham, 15 January 1880

Letters patent appointing George Henry Robert Charles William, Marquis of Londonderry, K.P., to be Keeper of the Rolls for the County Palatine of Durham, 15 January 1880

Letters patent appointment Charles Stewart Henry, Marquess of Londonderry, K.G., M.V.O., to be H.M. Lieutenant for the County Palatine of Durham, 14 June 1928

Letters patent appointment Charles Stewart Henry, Marquess of Londonderry, K.G., M.V.O., to be Keeper of the Rolls for the County Palatine of Durham, 14 June 1928

Assignment of colliery stock by way of mortgage to secure £4,000 from Lord Londonderry to the Reverend Thomas Bowder, 28 December 1830 (Box X, no.87) Appointment and demise by Lord Londonderry to Messrs. Backhouse and Company of a pit at Pensher with the use of waggonways and staithes, 9 March 1831 (Box X, no.89) Assignment and demise of leasehold coalmines by Lord Londonderry to Messrs. Backhouse and Company by way of mortgage to secure his current account with them, 9 March 1831 (Box X, no.90) Reassignment of the lease of New Pensher Colliery by Messrs. Backhouse and Company to Lord Londonderry, 2 July 1832 (Box X, no.91) cont/... Reassignment of the Whitefield Pit, Pensher and of related wayleaves and rentals by Messrs. Backhouse and Company and Jonathan Richardson to John Buddle, 2 July 1832 (Box X, no.92) Appointment by the Rt. Hon. Sir John Beckett, Bart. and Lord Londonderry of Charles Agnew as receiver for better securing £25,000 advanced on mortgage, 18 July 1832 (Box X, no.94) Deed for further securing the payment of £7,800 due on promissory notes from Lord Londonderry et al to Trustees on behalf of the Dean and Chapter of Durham, 20 July 1832 (Box X, no.95) Assignment by way of mortgage by Lord Londonderry (by licence of the Dean and Chapter of Durham) to Sir Coutts Trotter and others (trustees for Coutts and Company) of coalmines held under renewable 21 year leases from the Dean and Chapter, 23 September 1832 (Box X, no.96)

Assignment by Lord Londonderry and John Buddle to Sir William Chaytor, Bart. and Co. of assurance policies for £9,230 15s. 5d., leasehold estate at Rosebank, Fulham, Middlesex, New Pensher and Old Pensher Collieries, Whitefield Pit and related wayleaves and rentals by way of mortgage to secure up to £21,000 due on banking accounts to Chaytor, 3 October 1832 (Box X, no.97)

Mortgage of collieries and other premises by Lord Londonderry to the trustees of the North of England Joint Stock Banking Company to secure balance of account, 16 April 1833 (Box X, no.98) Underlease (and counterpart) of Seaham Harbour and houses and premises connected therewith from Lord Londonderry to the Secretary of the Commissioners for the issue of Exchequer Bills to secure £35,000 and interest, 26 April 1833 (Box X, no.99) Bond (and duplicate) from Lord Londonderry to The King to secure £35,000, 26 April 1833 (Box X, no.100) Assignment of securities for £5,000 upon estates in County Durham from James Agnew to Charles Arkwright and Henry Loftus Wigram, 8 July 1833; further charges and transfers, 28 October 1833, 30 July 1844, 30 July 1847 (Box X, no.101) Covenant between Lord Londonderry and Lord Castlereagh, 23 July 1833, with related correspondence and papers, 22 July 1833 - 31 March 1834 (Box X, no.102) Licence from the Dean and Chapter of Durham to Lord Londonderry to alienate coalmines at East Rainton to Sir Coutts Trotter, Bart., 28 September 1833 Mortgage of estates in County Durham from Lord Londonderry, Rt. Hon. Sir John Beckett, Bart. and others to James Wigram, 27 October 1833; transfer of mortgage to J.R. Wigram, 30 July 1847 (Box X, no.104)

Mortgage (lease and release) of the manors of Seaham and Dawdon and other estates by Sir Ralph Milbanke, Bart. and others to the Reverend Denzil Ibbotson and others to secure £20,000 and interest, 3 - 4 December 1810 (Box X, no.65) Assignment of several terms of 500, 1000 and 2000 years in the manors of Seaham and Dawdon by William Hamilton to William Dalton at the request of Milbanke, Ibbotson and others, upon trust, 5 December 1810 (Box X, no.66) Deed of covenant between Sir Henry Vane Tempest, Bart. and Arthur Mowbray, 31 December 1810 (Box X, no.68) Deed of covenant between Sir Henry Vane Tempest, Bart., Mowbray, Hollingsworth and Company and Everitt, Walker and Company respecting Durham collieries, 6 January 1813 (Box X, no.69) Deed of covenant between Arthur Mowbray and Messrs. Coutts and Company for securing loans advanced for working the collieries of Lady Frances Vane, 6 April 1814 (Box X, no.70) Assignment of securities from Mowbray, Hollingsworth and Company and Everett, Walker, Maltby, Ellis and Company to Coutts and Company for money due on the colliery stock of the late Sir Henry Vane Tempest, 1 September 1814 (Box X, no.71) Lease and release by Sir Ralph Noel (alias Milbanke), Bart., to J.G. Ravenshaw of the manors of Seaham and Dawdon in trust for sale, as security for £75,000 and interest, 25 - 26 January 1818 (Box X, no.73) Assignment by Lord Stewart to Coutts and Company of colliery stock to secure advances, 27 July 1819 (Box X, no.75) Assignment by Lord Stewart to Lord Barrington and Dr. Robert Gray of a lease of coal mines in County Durham in trust for the Dean and Chapter of Durham to secure £39,500, and covenant for further securing the same by mortgage of Lady Stewart's freehold estate, 12 January 1821 (Box X, no.76) Licence from the Dean and Chapter to Lord Stewart and others to alienate coalmines at East and West Rainton to trustees for Coutts and Company, 13 July 1822 (Box X, no.77) Assignment and demise of leasehold and freehold estates in County Durham by Lord Stewart, his trustees and mortgagees to trustees for Coutts and Company to secure £39,500 by way of mortgage, 15 July 1822 (Box X, no.78) Appointment and demise from Lord and Lady Stewart to Sir John Mayford Thorold, Bart., to secure £5,000, 15 July 1822 (Box X, no.79) Covenant between Lord Stewart and trustees for Coutts and Company for the production of title deeds, 15 July 1822 (Box X, no.80)

Tracings and plans relating to building lots, minor sales of land etc., at Seaham, Easington, Houghton, Rainton etc., 1904 - 1920

Case for the opinion of counsel, opinions, statements, related correspondence and papers concerning sums raised under Londonderry and Antrim family settlements, 1846 - 1848

Miscellaneous correspondence of W. Clayton Clayton, Lincoln's Inn, John Clayton, Newcastle-upon-Tyne and others concerning colliery leases and disputes, March - June 1864

Miscellaneous bills of costs of lawyers, statements of account and related papers concerning Frances Anne, Marchioness of Londonderry's executory, 1865 - 1870

Miscellaneous bills of costs of lawyers and related papers concerning Frances Anne, Marchioness of Londonderry's executory, 1866 - 1871

Miscellaneous correspondence relating to the executory, 1865 - 1868 (1 bundle) [Numbers 4 - 6 originally formed sub-bundles of a package of papers]

Miscellaneous plans and tracings of individual properties in Seaham, Easington and environs prepared in connexion with minor sales, development of building plots etc.; occasional tenancy agreements, correspondence and related papers, 1910 - 1950

Miscellaneous plans and tracings of individual properties in Seaham, Easington and environs prepared in connexion with minor sales, development of building plots etc.; occasional tenancy agreements, correspondence and related papers, 1910 - 1950

Draft second report of the managing trustee with related papers, Lady Londonderry's executory, 1870

Statement of profit and loss of the various colliery and business enterprises of Lady Londonderry's estate, 1865 - 1867 and of receipts and payments of Earl Vane in connexion with Lady Londonderry's estates, 1865 - 1869

Cases, opinions of counsel and related papers concerning Warden Law Farm ex parte Lady Londonderry's executors, 1872

Case papers (Marchioness of Londonderry v Earl Vane and others, in Chancery) and other papers relating to family settlements and disputes arising from them, 1855 - 1864

Case with counsel's opinion, correspondence and related papers concerning Gilligate Moor coal royalty, Durham, 1859 - 1863; copy of Gilligate Inclosure Act, 1816

Statements of account relating to the affairs of Lady Londondery's executors, with related correspondence, 1865 - 1868

Abstract of various leases granted by the Dean and Chapter of Durham to the Londonderrys, 1860 - 1866, with related correspondence and papers, 1872 - 1876

Miscellaneous statements of Londonderry trust accounts, with related correspondence, 1852 - 1859

Draft conveyance of premises in Brick Street, parish of St. George, Hanover Square, Middlesex to the trustees of the will of Lady Londonderry, with requisitions on and abstracts of title, 1873

Insurances, 1822 - 1846

Receipts for payments of interest by Lady Londonderry's executors, 1869 - 1873

Case and opinions concerning General and Mrs. Beckwith's marriage settlement, ex parte the Marchioness of Londonderry, 1862

Statement of profits and losses of the estate of the late Marchioness of Londonderry and related papers, 1855 - 1865

Valuation and statements of dead coal rents and relating to Seaham Harbour, with correspondence and details of charges upon the late Marchioness of Londonderry's estate, 1865

Accounts relating to Shotton branch railway, shipments through South Dock, Sunderland and the Haswell Coal Company, 1870 - 1875

Bill of costs to Lady Londondery's executors, with related accounts and vouchers, 1870 - 1871

Draft will of Lady Londonderry in respect of her Irish estates, 1864

Case, with opinion of counsel and related papers concerning power of Lord Londonderry under marriage settlement and estate Act, 1843 - 1853

Papers relating to settlements of the Londonderry estates, 1842 - 1843

Plans, correspondence, Bills and Acts of Parliament relating to the River Wear Commissioners, 1873 - 1877

Miscellaneous profit and loss accounts concerning Lady Londonderry's estate, 1860 - 1869

Valuations of fixed and moveable stock, details of land and ground rents, Seaham Harbour, 1865

Details of rental of the Londonderry estates in County Durham, 1842; papers relating to rents particularly at Silksworth, 1873