- 1541a-1542.
- Is-gyfres
- 1895-1899.
Dangos 397 canlyniad
Disgrifiad archifol- 1543-1544.
- Is-gyfres
- 1895-1898.
- 155-156.
- Is-gyfres
- 1895-1898.
Letters from Oakley Slate Quarries,
- 1554-1555.
- Is-gyfres
- 1891-1894.
Letters from Oswestry Liberal Association,
- 1555-15557.
- Is-gyfres
- 1893.
Letters from Owen, A. C. Humphreys-,
- 1558-1560.
- Is-gyfres
- 1887-1894.
Letters from Owen, David, Bangor,
- 1562-1563.
- Is-gyfres
- 1892-1894.
Letters from Owen, Hugh (out of alphabetical sequence),
- 1565-1567.
- Is-gyfres
- 1891-1893.
- 1568-1573.
- Is-gyfres
- 1893-1894.
- 157-159.
- Is-gyfres
- 1891-1895.
- 1575-1580a.
- Is-gyfres
- 1892-1895.
Letters from Owen, John, Aberdovey,
- 1587-1593.
- Is-gyfres
- 1892-1895.
Letters from Owen, John, Very Rev., Dean of St Asaph,
- 1594-1598.
- Is-gyfres
- 1890-1894.
Letters from Owen, John, Mold,
- 1599-1601.
- Is-gyfres
- 1893-1898.
Letters from Acland, A. H. D. Includes one letter from F.D. Acland, 1891. See also no. 536,
- 16-58.
- Is-gyfres
- 1888-1898.
- 1603-1604.
- Is-gyfres
- 1892-1894.
Letters from Owen, M. Humphreys-,
- 1606-1608.
- Is-gyfres
- 1892-1893.
Letters from Owen, Owen, Oswestry,
- 1609-1610.
- Is-gyfres
- 1894-1895.
- 1613-1614.
- Is-gyfres
- 1890-1892.
Letters from Owen, W. W., Trawsfynydd,
- 1625-1627.
- Is-gyfres
- 1891-1894.
Canlyniadau 81 i 100 o 397