- 54-63
- Cyfres
- 1863-1889.
Dangos 25 canlyniad
Disgrifiad archifol- 110-123
- Cyfres
- 1882-[c. 1897].
- 64-78
- Cyfres
- 1857-1887.
Miscellaneous documents dealing with Welsh Railways,
- 79-86
- Cyfres
- 1867-1892.
The Sliding Scale in the Ocean Collieries,
- 99-100
- Cyfres
- 1883-1888.
- 124-137
- Cyfres
- 1883-1884.
- 238-247
- Cyfres
- 1887-1893.
Letter books of Edward Davies,
- 286-310
- Cyfres
- 1879-1894.
- 21-49
- Cyfres
- 1864-1907.
Documents concerning the administration of the Ocean Collieries,
- 101-109
- Cyfres
- 1884-1894.
Barry Dock law suits and legal agreements,
- 176-193
- Cyfres
- 1884-1893.
Financial administration of Barry Dock,
- 194-201
- Cyfres
- 1887-1894.
Barry Dock and the Taff Vale Railway Company,
- 212-221
- Cyfres
- 1883-1896.
Contracts for the Construction of Barry Dock,
- 222-230
- Cyfres
- 1884-1890.
Contractors' Progress Reports,
- 231-237
- Cyfres
- 1889-1891.
Maps, plans, and drawings concerning Barry Dock and Railways,
- 259-276
- Cyfres
- 1883-1890.
Contracts, accounts, etc., for various lines (David Davies, Contractor),
- 1-13
- Cyfres
- 1858-1877.
- 14-20
- Cyfres
- 1860-1882.
Manchester and Milford Railway,
- 50-53
- Cyfres
- 1864-1865.
Leases and Articles of Association of the Ocean Collieries,
- 87-98, 311
- Cyfres
- 1866-1890.
Canlyniadau 1 i 20 o 25