- 234 etc.
- Cyfres
- 1814-1817.
Dangos 385 canlyniad
Disgrifiad archifol- 853-855 etc.
- Cyfres
- 1825-1828.
- C/2978-2979.
- Cyfres
- 1846.
For content see individual letters.
Letters to the Marquess of Normanby,
- C/2993-2997.
- Cyfres
- 1840-1841.
For content see individual letters.
Letters from Turner, Lewis Thomas, Walton Court, Kington,
- C/3359-3364.
- Cyfres
- 1911.
For content see individual letters.
- 926 etc.
- Cyfres
- 1676-1713.
- 1057-1063 etc.
- Cyfres
- 1726-1739.
- 20-21 etc.
- Cyfres
- 1757-1763.
Letters from Walsham, Sir John, Tynemouth, etc,
- C/2609-2629.
- Cyfres
- 1839-1855.
For content see individual letters.
Letters from Wensleydale, Lord, Ampthill Park,
- C/2653-2660.
- Cyfres
- 1858-1860.
For content see individual letters.
Letters from Wilkins, J. W., Cambridge (etc.),
- C/2675-2678.
- Cyfres
- [1853]-1854.
For content see individual letters.
Letters from Graves, John T., Gray's Inn Square; Bristol,
- C/1265-1266.
- Cyfres
- 1846.
For content see individual letters.
Letters from Greg, W. R., The Craig, Windermere, etc,
- C/1279-1303.
- Cyfres
- 1853-[1862].
For content see individual letters.
Letters from Greville, C. C., London, etc,
- C/1310-1317.
- Cyfres
- [1846]-[1857].
For content see individual letters.
Letters from Hall, Richard, Dublin and Chesham Street,
- C/1432-1433.
- Cyfres
- 1841, 1846.
For content see individual letters.
Letters from Hawes, Sir Benjamin, War office, etc,
- C/1445-1449.
- Cyfres
- 1839-1858.
For content see individual letters.
Letters from Head, Rev. Henry Erskins, Feniton,
- C/1581-1582.
- Cyfres
- 1854.
For content see individual letters.
- C/1575-1577.
- Cyfres
- 1855-1856.
For content see individual letters.