| RefNo | Title | Date |
| NL/24/5 | Family letters to Katherine Lyttelton | 1885 |
| NL/24/6 | Family letters to Katherine Lyttelton | 1886 |
| NL/37/17 | Margaret Talbot, letters to and from various family members | c.1883-1922 |
| NL/24/7 | Family letters to Katherine Lyttelton | 1886-1887 |
| NL/24/4 | Family letters to Katherine Lyttelton | 1883-1884 |
| NL/23/1 | Family letters to Neville Lyttelton | 1852-1889 |
| NL/24/8 | Family letters to Katherine Lyttelton | 1888-1889 |
| NL/24/10 | Family letters to Katherine Lyttelton | 1897-1900 |
| NL/24/2 | Family letters to Katherine Lyttelton | 1870-1883 |
| NL/24/12 | Family letters to Katherine Lyttelton | 1905-1908 |
| NL/24/16 | Family letters to Katherine Lyttelton | 1913-1916 |
| NL/37/13 | Lyttelton and Gladstone families, letters to and from various family members | c.1845-1898 |
| NL/30/15 | Friends (miscellaneous) letters to Katherine Lyttelton | c.1883-1937 |