| RefNo | Title | Date |
| NL/GRE/33/21 | Photographs of Lyttelton family and various locations | c.1917 |
| NL/GRE/24/6 | Family and friends letters to Arthur Grenfell and Hilda Grenfell part II of II | 1954-1956 |
| NL/10 | Katherine Lyttelton letters to Hilda Grenfell and Arthur Grenfell | 1899-1919 |
| NL/GRE/7/1 | Arthur Grenfell letters to Maria Grenfell | 1915-1948 |
| NL/16/4 | Arthur Grenfell letters to Neville Lyttelton | 1913 |
| NL/10/8 | Katherine Lyttelton letter to Arthur Grenfell | 1919 |
| NL/17/8 | Arthur Grenfell letters to Katherine Lyttelton | 1911-1937 |
| NL/17 | Hilda Grenfell and Arthur Grenfell letters to Katherine Lyttelton | 1889-1937 |
| NL/16 | Hilda Grenfell and Arthur Grenfell letters to Neville Lyttelton | 1894-1913 |
| NL/22/2 | Hermione Hichens letters to family | 1907-1941 |
| NL/24/13 | Family letters to Katherine Lyttelton | 1908-1909 |
| NL/24/15 | Family letters to Katherine Lyttelton | 1910 |
| NL/GRE | Grenfell Family Papers | 1800s-1962 |
| NL/GRE/9/1 | Arthur Grenfell letters to Katherine Lyttelton | 1916-1921 |
| NL/GRE/24/8 | Family and friends letters to Arthur Grenfell and Hilda Grenfell part II of II | 1955-1957 |
| NL/GRE/24/7 | Family and friends letters to Arthur Grenfell and Hilda Grenfell part I of II | 1955-1957 |
| NL/GRE/24/4 | Family and friends letters to Arthur Grenfell and Hilda Grenfell | c.1933-1955 |
| NL/GRE/24/5 | Family and friends letters to Arthur Grenfell and Hilda Grenfell part I of II | 1954-1956 |
| NL/GRE/8/6 | Arthur Grenfell letters to Hilda Grenfell | 1909-1948 |
| NL/GRE/24 | Family and friends letters to Arthur Grenfell and Hilda Grenfell | 1910-1957 |
| NL/GRE/36/9 | Arthur Grenfell memorial | 1958 |
| NL/GRE/32/17 | Photographs of Arthur Grenfell and Hilda Grenfell | c.1950 |
| NL/GRE/10/1 | Arthur Grenfell letters to Neville Lyttelton | 1917 |
| NL/GRE/7 | Arthur Grenfell letters to Maria Grenfell | 1915-1949 |
| NL/GRE/6 | Arthur Grenfell letters to family | 1915-1939 |
| NL/GRE/32/7 | Photographs of Arthur Grenfell | 1896-1914 |
| NL/GRE/31/6 | William Joynson Hicks letter to Arthur Grenfell | 1926 |
| NL | LYTTELTON FAMILY | c.1782-1940 |
| NL/GRE/6/2 | Arthur Grenfell letters to family | 1915-1939 |
| NL/GRE/1/8 | Hilda Grenfell letters to family | 1921-1923 |
| NL/GRE/32/6 | Photographs of Arthur Grenfell | 1891-1892 |
| NL/GRE/8/4 | Arthur Grenfell letters to Hilda Grenfell part I of II | 1909-1912 |
| NL/GRE/11/2 | Arthur Grenfell First World War memorandums | 1916 |
| NL/GRE/8/8 | Arthur Grenfell letters to Hilda Grenfell | 1913-1915 |
| NL/GRE/9/2 | Arthur Grenfell letters to Katherine Lyttelton | 1922-1923 |
| NL/GRE/28/6 | Juanita Bulteel letter to Maria Grenfell | c.1914-1916 |
| NL/GRE/24/2 | Reginald Grenfell and Joyce Grenfell letters to Arthur Grenfell and Hilda Grenfell, part II of II | 1910-1950 |
| NL/GRE/21/2 | Letters about Riversdale Grenfell | 1914-1915 |
| NL/GRE/21/3 | Letters about Riversdale Grenfell | 1914-1926 |
| NL/GRE/24/1 | Reginald Grenfell and Joyce Grenfell letters to Arthur Grenfell and Hilda Grenfell, part I of II | 1910-1950 |
| NL/GRE/36/3 | First World War military guides and lectures | c.1914-1918 |
| NL/GRE/9 | Arthur Grenfell letters to Katherine Lyttelton | 1916-1923 |
| NL/GRE/24/9 | Family and friends letters to Arthur Grenfell and Hilda Grenfell | 1957 |
| NL/GRE/11/3 | Arthur Grenfell First World War certificates for gallantry | 1919 |
| NL/GRE/13 | Harry Grenfell letters to Arthur Grenfell and Hilda Grenfell | 1913-1948 |
| NL/GRE/6/1 | Arthur Grenfell letters to family | 1915 |
| NL/GRE/2 | Hilda Grenfell letters to Arthur Grenfell | 1908 |
| NL/GRE/8/9 | Arthur Grenfell letters to Hilda Grenfell | 1913-1916 |
| NL/GRE/11/1 | Arthur Grenfell First World War reports from front line | 1916 |
| NL/GRE/8/13 | Arthur Grenfell letters to Hilda Grenfell | 1920-1953 |
| NL/GRE/8/11 | Arthur Grenfell letters to Hilda Grenfell | 1914-1916 |
| NL/GRE/13/1 | Harry Grenfell letters to Arthur Grenfell and Hilda Grenfell | 1913-1920s |
| NL/GRE/1/5 | Hilda Grenfell letters to family | 1908-1940s |
| NL/GRE/8 | Arthur Grenfell letters to Hilda Grenfell | 1907-1953 |
| NL/GRE/2/1 | Hilda Grenfell letters to Arthur Grenfell | 1908 |
| NL/GRE/8/3 | Arthur Grenfell letters to Hilda Grenfell | 1908-1921 |
| NL/GRE/8/5 | Arthur Grenfell letters to Hilda Grenfell part II of II | 1909-1912 |
| NL/GRE/8/2 | Arthur Grenfell letters to Hilda Grenfell | 1908 |
| NL/GRE/8/7 | Arthur Grenfell letters to Hilda Grenfell | 1910-1912 |
| NL/GRE/10 | Arthur Grenfell letters to Neville Lyttelton | 1917 |
| NL/GRE/13/3 | Harry Grenfell letters to Arthur Grenfell and Hilda Grenfell | 1929 |
| NL/GRE/13/2 | Harry Grenfell letters to Arthur Grenfell and Hilda Grenfell | 1920s |
| NL/GRE/8/12 | Arthur Grenfell letters to Hilda Grenfell | 1916-1918 |
| NL/GRE/8/1 | Arthur Grenfell letters to Hilda Grenfell | 1907-1920 |
| NL/GRE/24/3 | Family and friends letters to Arthur Grenfell and Hilda Grenfell | 1914-1916 |
| NL/GRE/31 | Other correspondence | c.1890-1962 |
| NL/GRE/31/5 | Letters to Arthur Grenfell | 1914-1931 |
| NL/GRE/11 | Arthur Grenfell First World War correspondence | 1916-1919 |
| NL/GRE/7/2 | Arthur Grenfell letters to Maria Grenfell | 1944-1949 |
| NL/GRE/8/10 | Arthur Grenfell letters to Hilda Grenfell | 1913-1923 |
| NL/GRE/12/1 | Harry Grenfell letters to family | 1926-1927 |
| NL/GRE/20/1 | Letters about Francis Grenfell | 1914-1918 |
| NL/GRE/34/1 | Photographs and images of the Grey family | c.1900-1910 |