‘Report on Glenrhondda collieries’
- C14/13
- Ffeil
- 1907
Typescript report by William Galloway on the Tydraw, Hendrewen and Blaenselsig collieries, Glamorgan, with statistics, a plan, and cross sections of seams.
Rhondda Valley (Wales)
Tacsonomeg
Cod
Nodyn(nodiadau) cwmpas
Nodyn(nodiadau) ffynhonnell
Nodyn(nodiadau) darganfod
Termau hierarchaidd
Rhondda Valley (Wales)
Termau cyfwerth
Rhondda Valley (Wales)
Termau cysylltiedig
Rhondda Valley (Wales)
3 Disgrifiad archifol canlyniad ar gyfer Rhondda Valley (Wales)
3 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach
- C14/23
- Ffeil
- 1912
Typescript report by William Galloway on the Tydraw colliery, Glamorgan, with cross sections and statistics of seams, seven plans and a map.
'Report on Falcon hauling engine at Tydraw colliery'
- R2/3
- Ffeil
- 1916
Typescript report by William Galloway on the Falcon 16" hauling engine at Tydraw colliery, with diagrams.