| RefNo | Title | Date |
| NL/GRE/33/21 | Photographs of Lyttelton family and various locations | c.1917 |
| NL/21/7 | Lionel Hitchens letters to Katherine Lyttelton | 1931 |
| NL/14/6 | Lucy Masterman letters to Katherine Lyttelton | 1910-1911 |
| NL/33/10 | John Morley letters to Katherine Lyttelton | c.1892-1922 |
| NL/24/3 | Family letters to Katherine Lyttelton | 1870-1900 |
| NL/38/47 | Envelopes | 1885-1892 |
| NL/14/8 | Lucy Masterman letters to Katherine Lyttelton | 1913 |
| NL/11/1 | Katherine Lyttelton letters to Hermione Hichens | 1899-1911 |
| NL/14/2 | Lucy Masterman letters to Katherine Lyttelton | 1903 |
| NL/8/4 | Katherine Lyttelton letters to Neville Lyttelton | 1892 |
| NL/38/44 | Envelopes | 1897-1939 |
| NL/38/2 | Family finances | 1883-1926 |
| NL/14/4 | Lucy Masterman letters to Katherine Lyttelton | 1908 |
| NL/8 | Katherine Lyttelton letters to Neville Lyttelton | 1883-1926 |
| NL/8/10 | Katherine Lyttelton letters to Neville Lyttelton | 1904-1907 |
| NL/31/6 | Mrs Humphry Ward letters to Katherine Lyttelton | 1895-1918 |
| NL/31/7 | Augustine Birrell letters to Katherine Lyttelton | 1895-1930 |
| NL/10 | Katherine Lyttelton letters to Hilda Grenfell and Arthur Grenfell | 1899-1919 |
| NL/31/14 | Elinor Paul letters to Katherine Lyttelton | 1935 |
| NL/2/7 | Neville Lyttelton letters to Katherine Lyttelton | 1893-1894 |
| NL/37/25 | Telegrams sent to Neville Lyttelton, Katherine Lyttelton and others | 1898-1937 |
| NL/11 | Katherine Lyttelton letters to Hermione Hichens | 1899-1911 |
| NL/38/46 | Envelopes | 1883-1884 |
| NL/8/5 | Katherine Lyttelton letters to Neville Lyttelton | 1892-1894 |
| NL/10/2 | Katherine Lyttelton letters to Hilda Grenfell | 1899-1906 |
| NL/31/11 | Janet Ward letters to Katherine Lyttelton | 1903 |
| NL/2/12 | Neville Lyttelton letters to Katherine Lyttelton | 1907-1909 |
| NL/37/5 | Katherine Lyttelton, letters from various family members and friends about Lucy Masterman's family | c.1890-1928 |
| NL/38/16 | Articles and notes about and by Katherine Lyttelton | 1891-1893 |
| NL/8/2 | Katherine Lyttelton letters to Neville Lyttelton | 1887-1890 |
| NL/2/1 | Neville Lyttelton letters to Katherine Lyttelton | 1883-1886 |
| NL/17/6 | Hilda Grenfell letters to Katherine Lyttelton | 1908-1917 |
| NL/31/2 | Alfred Lyall letters to Katherine Lyttelton | 1892-c.1902 |
| NL/2/15 | Neville Lyttelton letters to Katherine Lyttelton | 1898-1918 |
| NL/21 | Hermione Hichens and Lionel Hitchens letters to Katherine Lyttelton | 1898-1931 |
| NL/2/4 | Neville Lyttelton letters to Katherine Lyttelton | 1890 |
| NL/8/9 | Katherine Lyttelton letters to Neville Lyttelton | 1901-1904 |
| NL/2/9 | Neville Lyttelton letters to Katherine Lyttelton | 1897-1899 |
| NL/8/3 | Katherine Lyttelton letters to Neville Lyttelton | 1890-1892 |
| NL/1/3 | Neville Lyttelton letters to family | 1876-1884 |
| NL/24/5 | Family letters to Katherine Lyttelton | 1885 |
| NL/24/6 | Family letters to Katherine Lyttelton | 1886 |
| NL/30/7 | Friends (miscellaneous) letters to Katherine Lyttelton | 1906-1908 |
| NL/7 | Katherine Lyttelton letters to family | 1867-1927 |
| NL/8/15 | Katherine Lyttelton letters to Neville Lyttelton | c.1890-1910 |
| NL/2/2 | Neville Lyttelton letters to Katherine Lyttelton | 1887 |
| NL/2/5 | Neville Lyttelton letters to Katherine Lyttelton | 1891 |
| NL/14/5 | Lucy Masterman letters to Katherine Lyttelton | 1909-1910 |
| NL/8/14 | Katherine Lyttelton letters to Neville Lyttelton | c.1894-1919 |
| NL/8/8 | Katherine Lyttelton letters to Neville Lyttelton | 1900-1901 |
| NL/21/5 | Hermione Hichens letters to Katherine Lyttelton | c.1898-1905 |
| NL/21/3 | Hermione Hichens and Lionel Hitchens letters to Katherine Lyttelton | 1907-1941 |
| NL/33/9 | John Morley letters to Katherine Lyttelton | 1918-1922 |
| NL/21/4 | Hermione Hichens letters to Katherine Lyttelton | 1908-1914 |
| NL/8/12 | Katherine Lyttelton letters to Neville Lyttelton | 1910-1913 |
| NL/31/8 | Herbert Paul letters to Katherine Lyttelton | 1896-1912 |
| NL/35/1 | Friends letters to Hilda Grenfell | 1933 |
| NL/38/45 | Envelopes | 1881-1940 |
| NL/32/4 | Sir Edward Grey letters to Katherine Lyttelton | 1909-1910 |
| NL/32 | Sir Edward Grey letters to Katherine Lyttelton | 1896-1933 |
| NL/17/2 | Hilda Grenfell letters to Katherine Lyttelton | 1897-1901 |
| NL/12/2 | Katherine Lyttelton letters to Dorothy Ward | 1900-1903 |
| NL/33/2 | John Morley letters to Katherine Lyttelton | 1895-1897 |
| NL/10/7 | Katherine Lyttelton letters to Hilda Grenfell | 1910-1923 |
| NL/14/13 | Lucy Masterman letters to Katherine Lyttelton | c.1888-1920 |
| NL/32/9 | Sir Edward Grey letters to Katherine Lyttelton | c.1914-1918 |
| NL/17/1 | Hilda Grenfell letters to Katherine Lyttelton | 1889-1897 |
| NL/38/48 | Envelopes | 1886-1916 |
| NL/31/13 | Pamela Grey letters to Katherine Lyttelton | 1921-1928 |
| NL/10/1 | Katherine Lyttelton letters to Hilda Grenfell | 1897-1941 |
| NL/31/1 | George Curzon letters to Katherine Lyttelton | 1888-1916 |
| NL/31/3 | Rose Morley letters to Katherine Lyttelton | c.1893-1923 |
| NL/38/6 | Article and photographs from an event at the Royal Hospital Chelsea | 1930 |
| NL/24/17 | Family letters to Katherine Lyttelton | 1914-1937 |
| NL/7/2 | Katherine Lyttelton letters to family | 1881 |
| NL/7/4 | Katherine Lyttelton letters to family | 1886-1887 |
| NL/33/3 | John Morley letters to Katherine Lyttelton | 1898-1902 |
| NL/14/10 | Lucy Masterman letters to Katherine Lyttelton | 1917-1921 |
| NL/14/7 | Lucy Masterman letters to Katherine Lyttelton | 1911-1912 |
| NL/10/8 | Katherine Lyttelton letter to Arthur Grenfell | 1919 |
| NL/8/6 | Katherine Lyttelton letters to Neville Lyttelton | 1894-1898 |
| NL/12/3 | Katherine Lyttelton letters to Herbert Paul | 1901 |
| NL/38/18 | New Review Magazine | 1892 |
| NL/14/9 | Lucy Masterman letters to Katherine Lyttelton | 1914-1916 |
| NL/17/8 | Arthur Grenfell letters to Katherine Lyttelton | 1911-1937 |
| NL/14/12 | Lucy Masterman letters to Katherine Lyttelton | 1924-1929 |
| NL/24/1 | Family letters to Katherine Lyttelton | 1870s-1880s |
| NL/17 | Hilda Grenfell and Arthur Grenfell letters to Katherine Lyttelton | 1889-1937 |
| NL/7/7 | Katherine Lyttelton letters to family | c.1873-1927 |
| NL/31/10 | Violet Gascoyne Cecil letters to Katherine Lyttelton | 1899-1927 |
| NL/10/5 | Katherine Lyttelton letters to Hilda Grenfell | 1901-1912 |
| NL/8/11 | Katherine Lyttelton letters to Neville Lyttelton | 1907-1910 |
| NL/14/11 | Lucy Masterman letters to Katherine Lyttelton | 1922-1923 |
| NL/33/1 | John Morley letters to Katherine Lyttelton | 1893-1894 |
| NL/2/10 | Neville Lyttelton letters to Katherine Lyttelton | 1899-1901 |
| NL/10/3 | Katherine Lyttelton letters to Hilda Grenfell | 1900-1923 |
| NL/33/5 | John Morley letters to Katherine Lyttelton | 1906-1908 |
| NL/8/13 | Katherine Lyttelton letters to Neville Lyttelton | 1913-1926 |
| NL/21/1 | Hermione Hichens letters to Katherine Lyttelton | 1898-1905 |
| NL/33/7 | John Morley letters to Katherine Lyttelton | 1913-1914 |
| NL/9/1 | Katherine Lyttelton letters to Lucy Masterman | 1888-1901 |
| NL/32/7 | Sir Edward Grey letters to Katherine Lyttelton | 1916-1919 |
| NL/32/5 | Sir Edward Grey letters to Katherine Lyttelton | 1911-1912 |
| NL/2/14 | Neville Lyttelton letters to Katherine Lyttelton | c.1899-1926 |
| NL/7/1 | Katherine Lyttelton letters to family | 1867-1883 |
| NL/9/2 | Katherine Lyttelton letters to Lucy Masterman | 1902-1924 |
| NL/14/1 | Lucy Masterman letters to Katherine Lyttelton | 1888-1902 |
| NL/32/2 | Sir Edward Grey letters to Katherine Lyttelton | 1907 |
| NL/14/14 | Charles Masterman letters to Katherine Lyttelton | 1907-c.1920 |
| NL/32/6 | Sir Edward Grey letters to Katherine Lyttelton | 1913-1915 |
| NL/2/8 | Neville Lyttelton letters to Katherine Lyttelton | 1894-1896 |
| NL/31/5 | Alfred Milner letters to Katherine Lyttelton | 1895-1919 |
| NL/21/2 | Hermione Hichens letters to Katherine Lyttelton | 1906-1908 |
| NL/32/8 | Sir Edward Grey letters to Katherine Lyttelton | 1920-1933 |
| NL/14/3 | Lucy Masterman letters to Katherine Lyttelton | 1904-1907 |
| NL/24/9 | Family letters to Katherine Lyttelton | 1890-1897 |
| NL/31/12 | Patrick Duncan letters to Katherine Lyttelton | 1903-1938 |
| NL/17/5 | Hilda Grenfell letters to Katherine Lyttelton | 1907 |
| NL/2/3 | Neville Lyttelton letters to Katherine Lyttelton | 1888-1889 |
| NL/33/6 | John Morley letters to Katherine Lyttelton | 1909-1912 |
| NL/2/6 | Neville Lyttelton letters to Katherine Lyttelton | 1892 |
| NL/33/8 | John Morley letters to Katherine Lyttelton | 1915-1917 |
| NL/2/13 | Neville Lyttelton letters to Katherine Lyttelton | 1910-1912 |
| NL/33/4 | John Morley letters to Katherine Lyttelton | 1903-1905 |
| NL/10/4 | Katherine Lyttelton letters to Hilda Grenfell | 1900-1923 |
| NL/24/13 | Family letters to Katherine Lyttelton | 1908-1909 |
| NL/31/4 | Dorothy Grey to Katherine Lyttelton | 1895-1906 |
| NL/24/7 | Family letters to Katherine Lyttelton | 1886-1887 |
| NL/32/1 | Sir Edward Grey letters to Katherine Lyttelton | 1896-1906 |
| NL/31/9 | Dorothy Ward letters to Katherine Lyttelton | 1898-1936 |
| NL/12/1 | Katherine Lyttelton letters to Friends | 1881-1937 |
| NL/32/3 | Sir Edward Grey letters to Katherine Lyttelton | 1908 |
| NL/30 | Friends (miscellaneous) letters to Katherine Lyttelton | 1877-1940 |
| NL/37/7 | Katherine Lyttelton, letters of condolence about Neville Lyttelton | 1931 |
| NL/2/11 | Neville Lyttelton letters to Katherine Lyttelton | 1902-1906 |
| NL/17/4 | Hilda Grenfell letters to Katherine Lyttelton | 1906 |
| NL/10/6 | Katherine Lyttelton letters to Hilda Grenfell | 1908-1941 |
| NL/37/19 | Caroline Grosvenor, letters to and from various family members and friends | 1884-1928 |
| NL/37/11 | Jane Stuart Wortley, letters to and from various family members | c.1850-1890 |
| NL/38/17 | Lyttelton magazine articles | 1891-1914 |
| NL/17/3 | Hilda Grenfell letters to Katherine Lyttelton | 1904-1905 |
| NL/24/4 | Family letters to Katherine Lyttelton | 1883-1884 |
| NL/24/11 | Family letters to Katherine Lyttelton | 1900-1905 |
| NL/8/7 | Katherine Lyttelton letters to Neville Lyttelton | 1898-1900 |
| NL/37/9 | Katherine Lyttelton, letters of condolence about Neville Lyttelton and photographs of funeral service | 1931-1932 |
| NL/8/1 | Katherine Lyttelton letters to Neville Lyttelton | 1883-1887 |
| NL/17/7 | Hilda Grenfell letters to Katherine Lyttelton | c.1889-1917 |
| NL/7/3 | Katherine Lyttelton letters to family | 1884-1886 |
| NL/14 | Lucy Masterman and Charles Masterman letters to Katherine Lyttelton | 1888-1929 |
| NL/38/11 | Belgium at war papers | 1906-1919 |
| NL/37/12 | Jane Stuart-Wortley, letters to Katherine Lyttelton | 1877-1883 |
| NL/38/15 | Articles and notes about and by Katherine Lyttelton | 1885-1935 |
| NL/24/15 | Family letters to Katherine Lyttelton | 1910 |
| NL/37/8 | Katherine Lyttelton, letters concerning Neville Lyttelton's memorial tablet | 1931-1932 |
| NL/9 | Katherine Lyttelton letters to Lucy Masterman | 1888-1924 |
| NL/21/6 | Hichen grandchildren letters to Katherine Lyttelton | 1930s-1940s |
| NL/30/1 | Friends (miscellaneous) letters to Katherine Lyttelton | 1877-1883 |
| NL/37/18 | Lucy Cavendish, letters to and from various family members | 1883-1923 |
| NL/2 | Neville Lyttelton letters to Katherine Lyttelton | 1883-1926 |
| NL/31 | Friends letters to Katherine Lyttelton | 1888-1936 |
| NL/33 | John Morley letters to Katherine Lyttelton | c.1892-1922 |
| NL/24 | Family letters to Katherine Lyttelton | 1870-1937 |
| NL/7/5 | Katherine Lyttelton letters to family | 1888-1898 |
| NL/7/6 | Katherine Lyttelton letters to family | 1899-1903 |
| NL/24/8 | Family letters to Katherine Lyttelton | 1888-1889 |
| NL/24/10 | Family letters to Katherine Lyttelton | 1897-1900 |
| NL/12 | Katherine Lyttelton letters to Friends | 1881-1937 |
| NL/24/2 | Family letters to Katherine Lyttelton | 1870-1883 |
| NL/24/12 | Family letters to Katherine Lyttelton | 1905-1908 |
| NL/24/14 | Family letters to Katherine Lyttelton | 1908-1913 |
| NL/24/16 | Family letters to Katherine Lyttelton | 1913-1916 |
| NL/30/3 | Friends (miscellaneous) letters to Katherine Lyttelton | 1893-1899 |
| NL/37/20 | Miscellaneous letters | c.1885-1930 |
| NL/30/5 | Friends (miscellaneous) letters to Katherine Lyttelton | 1900-1904 |
| NL/30/2 | Friends (miscellaneous) letters to Katherine Lyttelton | 1883-1893 |
| NL/30/6 | Friends (miscellaneous) letters to Katherine Lyttelton | 1904-1905 |
| NL/30/4 | Friends (miscellaneous) letters to Katherine Lyttelton | 1900 |
| NL/30/8 | Friends (miscellaneous) letters to Katherine Lyttelton | 1908-1911 |
| NL/24/18 | Family letters to Katherine Lyttelton | 1917-1922 |
| NL/24/19 | Family letters to Katherine Lyttelton | 1922-1937 |
| NL/30/11 | Friends (miscellaneous) letters to Katherine Lyttelton | 1914-1916 |
| NL/30/15 | Friends (miscellaneous) letters to Katherine Lyttelton | c.1883-1937 |
| NL/30/9 | Friends (miscellaneous) letters to Katherine Lyttelton | 1912-1914 |
| NL/24/20 | Family letters to Katherine Lyttelton | c.1880-1930 |
| NL/30/12 | Friends (miscellaneous) letters to Katherine Lyttelton | 1917-1926 |
| NL/30/13 | Friends (miscellaneous) letters to Katherine Lyttelton | 1926-1940 |
| NL/GRE/9/1 | Arthur Grenfell letters to Katherine Lyttelton | 1916-1921 |
| NL/GRE/31/11 | Katherine Lyttelton will and codicils | 1931-1932 |
| NL/GRE/3/2 | Hilda Grenfell letters to Katherine Lyttelton | 1912 |
| NL/GRE/33/13 | Photographs of Lyttelton family and relations | c.1890-1915 |
| NL/GRE/33/15 | Photographs of Hermione Hichens | c.1894-1920 |
| NL/GRE/33/17 | Pretoria citizens painted card to Katherine Lyttelton | 1904 |
| NL/37/6 | Katherine Lyttelton, letters of condolence about Neville Lyttelton | 1931 |
| NL/37/10 | Katherine Lyttelton, letters about public family events | 1930-1939 |
| NL/GRE/3 | Hilda Grenfell letters to Katherine Lyttelton | 1911-1923 |
| NL | LYTTELTON FAMILY | c.1782-1940 |
| NL/GRE/3/4 | Hilda Grenfell and children letters to Katherine Lyttelton | 1916-1918 |
| NL/GRE/1/8 | Hilda Grenfell letters to family | 1921-1923 |
| NL/GRE/3/1 | Hilda Grenfell letters to Katherine Lyttelton | 1911 |
| NL/GRE/9/2 | Arthur Grenfell letters to Katherine Lyttelton | 1922-1923 |
| NL/GRE/33/20 | Photograph album | 1915 |
| NL/GRE/9 | Arthur Grenfell letters to Katherine Lyttelton | 1916-1923 |
| NL/GRE/3/5 | Hilda Grenfell letters to Katherine Lyttelton | 1918-1921 |
| NL/GRE/1/7 | Hilda Grenfell letters to family | 1917-1941 |
| NL/GRE/3/3 | Hilda Grenfell and children letters to Katherine Lyttelton | 1913-1923 |
| NL/GRE/25/4 | Family and friends letters to Hilda Grenfell | 1943 |
| NL/GRE/33/6 | Photographs of Lyttelton family | c.1880-1910 |
| NL/GRE/1/5 | Hilda Grenfell letters to family | 1908-1940s |
| NL/GRE/35/6 | Photographs of South Africa | c.1899-1904 |
| NL/GRE/33/4 | Photograph of Katherine Lyttelton and of Neville Lyttelton | c.1880s |
| NL/GRE/31/12 | Mary Lovelace will, codicils and epitomes | 1894-1943 |
| NL/GRE/33/12 | Photograph album of Lyttelton family and relations | c.1890-1910 |