The collection contains a mixture of records relating to the individual businesses of New Lanark Mills to the village of New Lanark and its relationship with the Gourock Ropeworks and Henry Birkmyre. Includes:
- Visitors' books 1795-1962 (please note that the visitor book covering 1821-1824 is currently unavailable as it is undergoing conservation work);
- Insurance papers, 1825;
- Property papers, 1834-1841;
- New Lanark population statistics, 1806-1861;
- Register of births, marriages and deaths, 1818-1853;
- Journal, Lanark Twist Co, 1804-1808;
- Order books 1811-1820;
- Sales book 1814-1815;
- Letter books 1815-1897;
- Monthly report books, 1803-1808;
- Produce book ,1803-1805;
- Account books 1873-1882;
- Wages tickets book and extra wages books c1820-1888;
- Salaries book, 1903-1912;
- Cotton purchases book, 1862-1914;
- Rent books, 1901-1941;
- Legal papers, 1873-1963;
- Robert Owen's diary, 1813-1822;
- School certificate book, including names of pupils and hours of schooling undertaken each day, 1852;
- Miscellaneous general correspondence and legal papers, 1876-1963;
- Biography of Robert Owen, c20th century;
- Yearly accounts, 1920-1924;
- Artefacts 1797-1935.