Records of the Pensions Advisory Service Limited, comprising: memorandum and articles of association; a publication on the history of the organisation; annual reviews.

Patriotic Assurance Company records comprise foreign letter books 1901-7; investment ledger 1903-24; and notes on foreign agencies 1900-20.

Records of the Palatine Insurance Company Limited, comprising Board, annual general meeting and Committee minute books only. They are held off-site and require 24 hours notice for access.

Records of the Ocean Marine Insurance Company Limited, comprising minutes and agendas only. These records are held off-site and require 24 hours notice for access.

Records of the Ocean and General Guarantee Company Limited, comprising Board minute books.

They are held off-site and require 24 hours notice for access.

Records of the Ocean Accident and Guarantee Corporation Limited, comprising Board minutes, Accident Department minutes, Guarantee Department minutes, and annual general meeting minutes.

Collection consists of the Occupational Pensions Defence Union's newsletter 'OPDU Report' (issue 7 missing).

Records of Nottinghamshire and Derbyshire Fire and Life Assurance Company, comprising minutes and instructions to agents.

The collection contains Pension Scheme Explanatory Booklets; 'Central Electricity Authority and Area Boards (Manual Workers) Superannuation Scheme Explanatory Booklet' (1956) [facsimile copy]; 'Electricity Supply (Staff) Superannuation Scheme Explanatory Booklet' (1956) [facsimile copy] and 'Electricity Supply Pension Scheme Northern Electric Group Members Guide (2005).

Records of the Northern Assurance Company Limited, comprising general minute books, directors' minute books, and Fire Offices' Committee (Foreign) minute books.

Records held off-site and require 24 hours notice for access.

Records of the North Woolwich Undertaking, comprising papers relating to a messuage called "the Gallions" and 115 acres in North Woolwich, and 10 acres in the parish of Barking, 1774-1801.

Papers of the North Thames Gas Board, comprising records of predecessor companies, including the Brentford Gas Light Company, the Gas Light and Coke Company, Harrow and District Gas Company, the Harrow and Stanmore Gas Company, North Middlesex Gas Company, Pinner Gas Company, Uxbridge Old Gas Company, the Hornsey Gas Company Limited, and Staines and Egham District Gas and Coke Company Limited, 1708-1947. Records include assignments of interest, leases, releases, fines, copies of wills, mortgages, papers relating to bankruptcy, conveyances, depositions, agreements, deeds, marriage settlements, testimony, bonds, quit rents, correspondence, abstracts of title, Chancery proceedings, sale particulars, licences, engineers reports, Parliamentary Bills and financial accounts for properties, businesses and persons in Acton, Brentford, Ealing, Chiswick, Greenford, Harrow, Hendon, Heston, Hornsey, Isleworth, Northwood, Pinner, Southall, Tottenham, Twickenham and Uxbridge. Also memorandum and articles of association for the Hornsey Gas Company, description of the Hornsey Gas Works, and regulations of the Staines and Egham District Gas and Coke Company Limited.

Papers of the Uxbridge and Hillingdon Gas Consumers Company, 1834-1924, including prospectus; certificates of registration; deed of settlement; list of shareholders; copy of Uxbridge Gas Act; correspondence; petition; handbills and posters; circular letters; notices; bonds; contracts; plan of the houses, lands and buildings situated within a radius of 330 yards from the works of the Uxbridge and Hillingdon Gas Consumers Company, with book of reference listing owners, lessees and occupiers; schedule of repairs; valuation of machinery and apparatus; list of meters; financial accounts; engineers reports; directors' reports; annual reports; agreement for transfer of Maidenhead Gas Company; report of the directors of Great Marlow Gas Company Limited, with account of intended amalgamation with the Uxbridge, Wycombe and District Gas Company; minute books of the Committee of Uxbridge and Hillingdon Gas Consumers' Company.

Papers of the North Middlesex Gas Company, 1869-1932, including printed account books and reports of the Company.

Papers of the Gas Light and Coke Company, 1896-1929, including agreement between the Warden and College of All Souls, Oxford and the Gas Light and Coke Company to lay gas main through College lands in Willesden and leases of 38 Oxford Road, Kilburn to the Gas Light and Coke Company.

Records donated by the London Gas Museum, comprising some 400 Ordnance Survey sheets of various scales and editions, 1893-1989. Many have been amended to show property owned or leased by the Gas Light and Coke Company, the Brentford Gas Company or the North Thames Gas Board. These properties tend to be gas works or showrooms. The plans cover only parts of the area north of the River Thames. There are no sheets for areas south of the Thames. A later deposit consisted of staff magazines and photographs for both the North Thames Gas Board and the South Eastern Gas Board.

Records of the North British and Mercantile Insurance Company Limited, comprising Board minute books and general meeting minute books.

The records are held off-site and require 24 hours notice for access.

Minute books of the No 1 Cornhill Club, a professional association for insurers.

Records of Jane Newell relating to the Maxwell Pensions Unit, comprising annual reports and accounts, general reports on the work of the Maxwell Unit and Trust and training manual.

Staff records of the New River Company, including wages books; returns of employees and papers relating to staff appointments.

Records of the New River Company relating to water supply and distribution, including pipe order books; papers relating to works carried out; Engineer's papers; materials and fittings; papers relating to water supply; standpipe books; papers relating to Collectors; water rent account books and water rent rates; river and water gauges; pipe order books; river and water gauges; statistical returns and reports.

Records of the New River Company relating to stocks and shares, including registers; dividends receipt books; pamphlets; ledgers; indemnities; share transfers; certificates and reports.

Property records of the New River Company, including rent and arrears books; rents payable registers; rent and acknowledgements books; ground rents registers; building estate insurances; fire insurances and leases.

Records of the New River Company relating to Parliamentary proceedings, including papers regarding relevant Select Committees and Bills; memoranda of proceedings; reports; and correspondence, statistics and reports relating to the Royal Commission on the Metropolitan Water Supply.

Legal papers of the New River Company, including case papers; deed registers; correspondence; contracts; valuations; agreements; leases; papers relating to compensation and arbitration; petitions; and papers relating to land purchase.

Correspondence files of the New River Company, including Secretary's letter books; letter books of staff members including engineers, supervisors and surveyors; general letter books and estate letter books.

Contracts of the New River Company including specifications; quotations; contracts; tenders; accepted contracts; accepted stores contracts and contracts for building offices.

Minutes of the New River Company, including minutes, papers and reports of Weekly Meetings, of the General Courts of Governors, of the Surveys of the River Committee, of the Parliamentary Committee, of the Building Committee and of the River Lee Conservancy Board. Also copies of the charters of 1606 and 1737.

Records of the New River Company which were separated from the main collection and used for exhibitions, including minutes; papers of the Surveyor; papers of the Engineer; negotiations for the supply of water; property papers; correspondence; reports; royal charters; agreements; legal papers; newspaper cuttings; papers relating to shares; contracts and specifications of works; and papers relating to staff.

Financial records of the New River Company, including abstracts of accounts; balance sheets; ledgers; collectors ledgers; journals; disbursement books; cash books; revenue account books; audit books; bill book; bill cheque books; taxes and rates ledgers and accounts; landed estate accounts and meter rent books.

Records of the New India Assurance Company Limited, comprising a salvage book giving details of insurance claims on shipping.

Board minute books of the National Provincial Insurance Company Limited.

National Provident Institution records comprise: records relating to registration and regulation, 1829-1964; annual reports, 1838-1931; minutes, 1835-1936; financial records, 1836-1948; correspondence, 1844; policy and claims registers, 1837-38; reports, 1835-1948; records relating to staff, 1836-1902; and miscellaneous papers, 1838-c 1960.

Records of the National Mutual Life Assurance Society and predecessors the National Life Assurance Society and the Mutual Life Assurance Society. The records include constitutional documents, minutes, annual reports and accounts, seal books, reports, policy records and other administrative papers.

24 hours notice is required for access to this material. The records are subject to a 30 year rule: the permission of the depositor is required for access to material less than 30 years old (ask a member of staff for further information).

Records of the National Light and Heat Company, comprising mounted facsimile of programme for admission to meeting at 97 Pall Mall to establish the National Light and Heat Company, to exploit F A Winsor's hydrocarbonic lights. Facsimile undated, original item 1807.

National Life Assurance Society records comprise constitutional documents, minutes, annual reports and accounts, correspondence, accounts, reports, policy registers and books of tables. They include some series continued after the merger in 1896.

24 hours notice is required for access to this material.

Records of the National Conference of Industrial Assurance Approved Societies comprising copy of constitution, minute books, reports of the proceedings of general meetings, and related papers.

Records of the National Association of Pension Funds Ltd, 1917-2009, comprising minutes, agendas, reports and correspondence from various committees; secretary's files; documents concerning membership; publicity and outreach material, including conference publications, yearbooks and published reports and surveys; and audio-visual material, including photographs and promotional videos.

Records of the National Amalgamated Approved Society, including rules; committee reports; correspondence and press cuttings.

Records of the Nation Life and General Assurance Company Ltd, also known as Fordham Life and General Assurance Company Ltd, 1925-1974. This collection comprises 18 minute books, the bulk of which record the proceedings of Board of Directors meetings which were usually held monthly. Two of these volumes are described as private minute books, and record discussions at board meetings of matters such as directors' salaries. Two volumes record the minutes of annual and extraordinary general meetings.

Mutual Life Assurance Society records comprise constitutional documents, minutes, annual reports and accounts, records of policies and claims, and other administrative records. Some series were maintained by National Mutual after the merger.

24 hours notice is required for access to this material.

Records of Municipal Mutual Assurance Ltd, 1900-1990, including articles of association, policy registers, claims registers, files on important case law litigation (e.g. Municipal Mutual V Royal Insurance Co. Ltd. 1911), reinsurance files, annual reports, photographs and press-cuttings.

Records of Mumford Hotels Limited, comprising deeds and legal documents for 1-2 West Street, Faversham, Queens Head Hotel, Faversham, (formerly The Falcon, Faversham), and the Ship Hotel, Market Street, Faversham.

Motor Union Insurance Company Limited records comprise board minutes 1920-1936 (Ms 16228) and committee of directors minutes 1930-1941 (Ms 16229).

The Monarch Fire and Life Assurance Company records comprise: committee minutes 1835-57; copy deed of settlement, 1836; and deed of arrangement, 1857.

This collection contains Pension Scheme Explanatory Booklets; 'Trust Deed and Rules relating to The Molins Pension Fund' (1936) [facsimile]; 'The Molins Pension Fund' (1962) [facsimile] and 'Explaining your benefits for the future' (2007).

Records of the Metropolitan Water Board Water Examination Department, comprising annual reports, monthly reports and research reports.

Records of the Metropolitan Water Board Treasurers and Comptrollers Department, including detailed balance sheets; Water Fund general ledgers; general journals; cash accounts ledgers; superannuation volumes; capital ledgers; borrowing powers volumes; investments volumes; mortgage sinking fund volumes; stock volumes; audit files; files relating to stocks and shares; mortgage loans files; registers of bankruptcies and liquidations and salary records.

Records of the Metropolitan Water Board Survey Department, including terrier volumes; registered dockets; files on land acquired; deeds registers; and files regarding rates assessments.

Records of Metropolitan Water Board predecessors, 1870-1969, comprising contracts, tenders and specifications for construction, improvements and other works.

Records of the Metropolitan Water Board, including minutes and related papers for the Board; the Appeal and Assessment Committee; the Works and Stores Committee; the Stores Account Sub-committee; the Special Co-ordinating Committee and the Special Arbitration Committee.

Records of the Metropolitan Water Board relating to the Croydon Corporation Waterworks, comprising plans from the Engineering Department including Croydon Corporation Waterworks; Waddon Pumping Station; Stroud Green Waterworks; Surrey Street Pumping Station and water mains, ponds, wells and rivers.

Records of the Metropolitan Electric Supply Company Limited, comprising plan of land lying in Fulham between West Kensington Station (marked as Barons Court Station), North End Road (marked as 'Barons Court Road late North End Road'), Greyhound Road (marked as Old Grey Hound Road), Hammersmith Cemetery, and the District Line Railway (marked as the Metropolitan District and Hammersmith Extension Railway), 1876; site plan showing the position of Marylebone Passage Sub-Station between Marylebone passage and Eastcastle Street (marked as Castle Street East), St Marylebone, 1904; site plan showing the M.E.S. Co. Generating Station between Manchester Street, Aybrook Street (marked as North Street) and Blandford Street (marked as South Street), St Marylebone, 1914 and plan of Woods Place, Bermondsey, 1914.