Section plan of Seven Sisters coalmine,
- NLW MS 9149D.
- Ffeil
- [?1930s].
A photostat facsimile of a section plan of the Seven Sisters Pit made in 1880 by Thomas Lloyd.
Seven Sisters Colliery (Seven Sisters, Wales)
Tacsonomeg
Cod
Nodyn(nodiadau) cwmpas
Nodyn(nodiadau) ffynhonnell
Nodyn(nodiadau) darganfod
Termau hierarchaidd
Seven Sisters Colliery (Seven Sisters, Wales)
Termau cyfwerth
Seven Sisters Colliery (Seven Sisters, Wales)
Termau cysylltiedig
Seven Sisters Colliery (Seven Sisters, Wales)
1 Disgrifiad archifol canlyniad ar gyfer Seven Sisters Colliery (Seven Sisters, Wales)
1 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach