Letters from Lord John Russell,
- C851-853.
- Cyfres
- 1837-1843.
Rhan oNassau Senior papers
Rhagolwg argraffu Cau
Dangos 98 canlyniad
Disgrifiad archifolThe Poor Law in England and Ireland,
- D1-31.
- Cyfres
- 1831-1859.
Rhan oNassau Senior papers
- E162-194.
- Cyfres
- 1837-[c. 1865].
Rhan oNassau Senior papers
Letters from Thomas Spring Rice, Lord Monteagle,
- C275-279.
- Cyfres
- [c.1840?]-[1854?].
Rhan oNassau Senior papers
Letters to and from Alexis de Tocqueville,
- C384-441.
- Cyfres
- 1835-1858.
Rhan oNassau Senior papers
Note: Many of these letters have been published in M. C. M. Simpson (ed.), Correspondence & conversations of Alexis de Tocciueville with Nassau William Senior from 1834 to 1859, two vols., 1872 (reprinted 1968). The published letters have been marked as 'Published'.
Letters from Nassau W. Senior to his wife, Mary Charlotte Senior,
- E344-371.
- Cyfres
- 1860-1862.
Rhan oNassau Senior papers
- E374-377.
- Cyfres
- 1897-1899.
Rhan oNassau Senior papers
Letters from Mary Senior Clark,
- E588-591.
- Cyfres
- 1899-1900.
Rhan oNassau Senior papers
Letters from Charles Lutwidge Dodgson ('Lewis Carroll'),
- E593-595.
- Cyfres
- 1882-1893.
Rhan oNassau Senior papers
Letters from Sir Francis Galton,
- E598-600.
- Cyfres
- 1899-1905.
Rhan oNassau Senior papers
Letters from Samuel Hinds, bishop of Norwich,
- E605-606.
- Cyfres
- 1867.
Rhan oNassau Senior papers
Letters from Charles Dickinson,
- C98-102.
- Cyfres
- 1835-1836.
Rhan oNassau Senior papers
Letters to and from Harriet Grote,
- C127-135.
- Cyfres
- 1844-1859.
Rhan oNassau Senior papers
Letters to and from Hekekyan Bey,
- C142-148.
- Cyfres
- 1856-1862.
Rhan oNassau Senior papers
Note: These letters are typewritten copies by Mrs Strachey from the correspondence of Hekekyan Bey, BM MSS 37,462-37,463.
Letters from Dr Francis Jeune,
- C159-160.
- Cyfres
- 1850.
Rhan oNassau Senior papers
Letters to and from Prof. D. H. MacGregor, All Souls College,
- F129-132.
- Cyfres
- 1937.
Rhan oNassau Senior papers
Letters to and from Cecil Roth, Jewish Historical Society of England,
- F134-140.
- Cyfres
- 1936-1938.
Rhan oNassau Senior papers
Letters to and from Prof. Edwin R.A. Seligman, Columbia University,
- F141-147.
- Cyfres
- 1936-1937.
Rhan oNassau Senior papers
Letters to and from Beatrice Webb,
- F150-152.
- Cyfres
- 1937.
Rhan oNassau Senior papers
Letters to and from Sir Evelyn Wrench,
- F161-163.
- Cyfres
- 1936.
Rhan oNassau Senior papers
Canlyniadau 21 i 40 o 98