Company records, 1948-1990; letter books, 1916-1932; accounts, 1942-1973; miscellaneous account and financial books, 1866-1894; ledgers and cash books, c 1867-1963; day books 1875-1958; inventories, 1866-1954; orders and deliveries, 1892-1983; manufacturing and production records, 1874-1979; length books. 1899-1961; time books, 1965-1966; miscellaneous legal and business records, 1933-81; miscellaneous items, 1912-1960.
Thomas Thornton's diary and notes from lectures and towards an essay, probably whilst studying law at Edinburgh University 1847-1849; personal account books of J.J. Thow, Edinburgh and possibly of T.D. Thow [brother] of J.J. Thow 1850-1851; inventory and valuation of stock of James Cargill, draper, Arbroath 1854; Laws and regulations of the Carnoustie Co-operative Association 1860; minutes and accounts for Mrs Lillias Currance or Ogilvies Mortification for Old Men 1862-1911; regulations and bye-laws of Dundee Lunatic Asylum 1866; valuation of mill property belonging to the Trust Estate of Thomas Meldrum Henry, Flaxspinner, Kirkcaldy 1879; papers re. patents, vehicle brakes, Dundee Carriage Co and Anglo-French Motor Carriage Co Ltd 1896-1916; report to the Water Committee of Arbroath Town Council on the Burgh water supply 1896; Papers re. St Joseph's Industrial School 1909-1910; advertisements for John Thornton, draper, Forfar,  and 'Arctic' Cold Storage Machine 1900-1903. These papers were kept on behalf of their clients by Thomas Thornton, Son & Co in the course of their practice as solicitors.
Street Road accounts 1836-1837; Scottish Widows' Fund Life Assurance Society: report of the procedure at the 35th Annual General Court 1849; papers re. actions between George Horsley and Matthew Henry Horsley, owners of the ship 'SS Hesper' of West Hartlepool, against Baxter Brothers, Dundee, 1892 and J. & A.D. Grimond, Dundee, and others 1892-1894; James Howieson and Peter Talbert, sheepfarmers, against David Ross 1893-1894; William Scott Taylor against David Forrester 1895; liquidation of London and Montrose Shipbuilding and Engineering Co Ltd 1895-1897; Eben Thomas & Co, Importers, Liverpool, against Messrs Rattray & Munro, Ham Curers and Sausagemakers, Dundee 1896-1897; dispute over the initiation of Jack Johnson, "the well known pugilist", as a member of the Masonic lodge Forfar and Kincardine; papers relating to Blairgowrie Water Supply 1905-1906; papers re. tram services in Dundee; specification for Brick and Mason work for proposed saw shed on Dundee Harbour eastern wharf 1896; printed copies of Acts re. Public Libraries 1887-1894. These papers were kept on behalf of their clients by Thomas Thornton, Son & Co in the course of their practice as solicitors.
Papers relating to plans in the Thornton Collection, including books of references, sales particulars, terriers, schedules and correspondence 1843-1918. These papers were kept on behalf of their clients by Thomas Thornton, Son & Co in the course of their practice as solicitors.
Minutes 1942-1951; cash books 1905-1962; register of visitors 1940-1962; legal papers and miscellaneous correspondence 1892-1950; reports of architects with related correspondence concerning the state of repair of Newtyle Church, manse outbuildings 1926-1927; miscellaneous legal papers relating to repairs, gifts and bequests, investments and valuation of property 1909-1926; statements of Account from the National Bank of Scotland to the Bannatyne Home of Rest 1949-1956.
Miscellaneous papers and correspondence, mainly relating to James Dalyell's career in the Royal Navy and in HM Coast Guard Service 1814-1860; notebook containing copies of letters to his father, Sir James Dalyell 1823-1833; copy correspondence to his father, Sir James Dalyell 1833-1837; copy correspondence to his father c.1836-1840; correspondence, mainly copies, with Robert [later General] Dalyell (third brother of Sir James Dalyell), 1819-1825; correspondence with his uncle, Colonel Robert Dalyell, 1841-1848; correspondence with his uncle, William Cunningham Cavendish Dalyell (youngest brother of Sir James and later 7th Bart of the Binns); miscellaneous correspondence of James Dalyell, with some correspondence of John James Dalyell 1832-1870; miscellaneous letters and documents, mainly relating to the career and financial affairs of James Dalyell; miscellaneous papers and correspondence of James Dalyell and John James Dalyell 1826-1883; notebooks and loose notes containing diaries of travels by James Dalyell in southern France during the summers of 1828 and 1832-1834; certificates, 1814 - 1857; literary essays and poems; commissions, 1862-1870; miscellaneous items, 1831 - 1881; newspaper cuttings, 1853 - 1927; receipts and accounts relating to the trust fund of David Guillan, 1854 - 1867; Miscellaneous receipts and accounts, 1717 - 1866; family trees and other papers relating to the Morgan and Crammond families, 1724 - 1970; prints of Egypt.
Maps and plan, mainly of Dundee, Angus, Perthshire; subjects include property, railways, water supplies, harbours, River Tay, roads, estates, Ordnance Survey c.1771-1940. These plans were kept on behalf of their clients by Thomas Thornton, Son & Co in the course of their practice as solicitors.
Miscellaneous records relating to Abertay Paper Sacks Ltd, Dundee; Camperdown Pressing Co Ltd (the Calcutta agency for Cox Bros Ltd); J & A D Grimond (Canada) Ltd; Jute Industries Ltd (1920-1971), Dundee; Sandeman Stanley Cotton Belting Co Ltd, London; South Mills (Rayon) Limited; Stanley Belting Company (Canada) Ltd; Stanley Belting Corporation; Tayport Spinning Company Limited; Thomas Taylor & Co Ltd Dundee; Unicorn Microcomputer Systems Limited.
Minutes 1917 1983; shareholding records 1919 1983; ledgers 1932 1983; cash books 1932 1964; balance sheets/annual accounts 1917 1983; memoranda and articles of association 1917; letter books 1938 1955; time/wages books 1938 1984; order books 1911 1965; sales and purchase books 1941 1954; miscellaneous production records 1934 1957; stock records 1935 1960; work study reports and schemes 1953 1957; accident books 1959 1960; miscellaneous records 1859 1987; plan c.1966.
Order book 1957-1967; specifications and machinery prices 1966; costings book for components, supplied and manufactured, and assemblages 1970-1971; hydraulic and pneumatic squeeze rolls test file 1952-1953; bleaching process description file 1956-1959; miscellaneous file 1970; machinery brochures c.1970.