Letters from Catherine L. Vaughan to J. Glyn Davies and Het Davies, 1921-1922 (173-216),
- 'Owen Rhoscomyl' Correspondence.
- Cyfres
- 1921-1922.
Rhan oJ. Glyn Davies Papers,
Dangos 310 canlyniad
Disgrifiad archifolLetters to John Davies from Richard Evans, Plasyngheidio (Bundle 9/66-98),
- General correspondence.
- Cyfres
- 1857-1865.
Rhan oJ. Glyn Davies Papers,
Letters to John Davies from various correspondents (Bundle 10/99-164),
- General correspondence.
- Cyfres
- 1856-1901.
Rhan oJ. Glyn Davies Papers,
Letters to John Davies from Gwen Jones, Talysarn (Bundle 14/227-258),
- General correspondence.
- Cyfres
- 1864.
Rhan oJ. Glyn Davies Papers,
Letters to John Davies from Gwen Davies (née Jones) (Bundle 18/322-361),
- General correspondence.
- Cyfres
- 1888-1891.
Rhan oJ. Glyn Davies Papers,
Letters to John Davies from Gwen Davies (née Jones) (Bundle 20/396-413),
- General correspondence.
- Cyfres
- 1900-1906.
Rhan oJ. Glyn Davies Papers,
Letters to John Davies from Mary Davies, Liverpool (Bundle 22/429-461),
- General correspondence.
- Cyfres
- 1856-1863.
Rhan oJ. Glyn Davies Papers,
Letters to John Davies from various correspondents (Bundle 27/493-502),
- General correspondence.
- Cyfres
- 1855-1901.
Rhan oJ. Glyn Davies Papers,
Letters from George Davies, 1913-1940 (1836-1849),
- General correspondence.
- Cyfres
- 1913-1940.
Rhan oJ. Glyn Davies Papers,
Letters from Stanley Davies to J. Glyn Davies and others, 1884-1900 (nos 1907-1945),
- General correspondence.
- Cyfres
- 1884-1900.
Rhan oJ. Glyn Davies Papers,
Letters from Stanley Davies to J. Glyn Davies and others, 1903-1913 (nos 1946-1988),
- General correspondence.
- Cyfres
- 1903-1913.
Rhan oJ. Glyn Davies Papers,
Letters from Gwen Davies to J. Glyn Davies, 1901-1909 (1095-1133),
- General correspondence.
- Cyfres
- 1901-1909.
Rhan oJ. Glyn Davies Papers,
Letters from Gwen Davies to Het Davies, 1917-1918 (1298-1332),
- General correspondence.
- Cyfres
- 1917-1918.
Rhan oJ. Glyn Davies Papers,
Letters from Frank H. Davies, 1910-1914 (1398-1437),
- General correspondence.
- Cyfres
- 1910-1914.
Rhan oJ. Glyn Davies Papers,
Letters from John Davies to J. Glyn Davies, 1899, July-1899, December (647-681),
- General correspondence.
- Cyfres
- 1899, July-1899, December.
Rhan oJ. Glyn Davies Papers,
Letters from John Davies to J. Glyn Davies, 1903 (813-845),
- General correspondence.
- Cyfres
- 1903.
Rhan oJ. Glyn Davies Papers,
Letters from John Davies to J. Glyn Davies, 1905 (885-927),
- General correspondence.
- Cyfres
- 1905.
Rhan oJ. Glyn Davies Papers,
Letters from John Davies to J. Glyn Davies, 1906-1907 (928-973),
- General correspondence.
- Cyfres
- 1906-1907.
Rhan oJ. Glyn Davies Papers,
Letters from Stanley Davies to J. Glyn Davies and others, 1914-1932 (nos 1989-2030),
- General correspondence.
- Cyfres
- 1914-1932.
Rhan oJ. Glyn Davies Papers,
Tanycastell Additional Papers,
- Tanycastell Collection.
- Cyfres
- 1857-1879.
Rhan oJ. Glyn Davies Papers,
Canlyniadau 241 i 260 o 310