| RefNo | Title | Date |
| NL/8/4 | Katherine Lyttelton letters to Neville Lyttelton | 1892 |
| NL/2/7 | Neville Lyttelton letters to Katherine Lyttelton | 1893-1894 |
| NL/8/5 | Katherine Lyttelton letters to Neville Lyttelton | 1892-1894 |
| NL/38/42 | Christmas Cards | c.1916-1920 |
| NL/6/1 | Neville Lyttetlton letters to friends | 1855-1916 |
| NL/38/16 | Articles and notes about and by Katherine Lyttelton | 1891-1893 |
| NL/1/4 | Neville Lyttelton letters to family | 1885-1887 |
| NL/8/2 | Katherine Lyttelton letters to Neville Lyttelton | 1887-1890 |
| NL/2/1 | Neville Lyttelton letters to Katherine Lyttelton | 1883-1886 |
| NL/31/2 | Alfred Lyall letters to Katherine Lyttelton | 1892-c.1902 |
| NL/2/4 | Neville Lyttelton letters to Katherine Lyttelton | 1890 |
| NL/8/3 | Katherine Lyttelton letters to Neville Lyttelton | 1890-1892 |
| NL/1/2 | Neville Lyttelton letters to family | 1865-1875 |
| NL/1/5 | Neville Lyttelton letters to family | 1888-1892 |
| NL/2/2 | Neville Lyttelton letters to Katherine Lyttelton | 1887 |
| NL/2/5 | Neville Lyttelton letters to Katherine Lyttelton | 1891 |
| NL/4/1 | Neville Lyttelton letters to Hilda Grenfell | 1889-1893 |
| NL/3/1 | Neville Lyttelton letters to Lucy Masterman | 1888-1892 |
| NL/37/15 | Blanche Firebrace, letters to and from various family members | c.1879-1918 |
| NL/7/4 | Katherine Lyttelton letters to family | 1886-1887 |
| NL/38/18 | New Review Magazine | 1892 |
| NL/33/5 | John Morley letters to Katherine Lyttelton | 1906-1908 |
| NL/9/1 | Katherine Lyttelton letters to Lucy Masterman | 1888-1901 |
| NL/38/26 | Portraits and group photographs | c.1870-1880 |
| NL/24/9 | Family letters to Katherine Lyttelton | 1890-1897 |
| NL/2/3 | Neville Lyttelton letters to Katherine Lyttelton | 1888-1889 |
| NL/16/1 | Hilda Grenfell letters to Neville Lyttelton | 1894-1902 |
| NL/33/6 | John Morley letters to Katherine Lyttelton | 1909-1912 |
| NL/2/6 | Neville Lyttelton letters to Katherine Lyttelton | 1892 |
| NL/33/4 | John Morley letters to Katherine Lyttelton | 1903-1905 |
| NL/28/3 | Various friends (miscellaneous) letters to Neville Lyttelton | 1884-1899 |
| NL/38/17 | Lyttelton magazine articles | 1891-1914 |
| NL/8/1 | Katherine Lyttelton letters to Neville Lyttelton | 1883-1887 |
| NL/23/1 | Family letters to Neville Lyttelton | 1852-1889 |
| NL/38/24 | Newspaper articles and book extracts | 1897-1933 |
| NL/7/3 | Katherine Lyttelton letters to family | 1884-1886 |
| NL/2 | Neville Lyttelton letters to Katherine Lyttelton | 1883-1926 |
| NL/1 | Neville Lyttelton letters to family | 1854-1924 |
| NL/7/5 | Katherine Lyttelton letters to family | 1888-1898 |
| NL/28/4 | Various friends (miscellaneous) letters to Neville Lyttelton | 1900-1912 |
| NL/37/20 | Miscellaneous letters | c.1885-1930 |
| NL/30/15 | Friends (miscellaneous) letters to Katherine Lyttelton | c.1883-1937 |
| NL | LYTTELTON FAMILY | c.1782-1940 |
| NL/GRE/14/1 | Correspondence about Harry Grenfell | 1928-1944 |
| NL/GRE/12/3 | Harry Grenfell letters to family | 1933-1944 |
| NL/GRE/33/9 | Photographs and images of Neville Lyttelton | c.1886-1915 |
| NL/GRE/33/12 | Photograph album of Lyttelton family and relations | c.1890-1910 |