- C13
- Cyfres
- 1921
Report, 1921, on the mining of limestone and iron ore in Spain.
Iron ore reserves -- Bilboa (Spain)
Tacsonomeg
Cod
Nodyn(nodiadau) cwmpas
Nodyn(nodiadau) ffynhonnell
Nodyn(nodiadau) darganfod
Termau hierarchaidd
Iron ore reserves -- Bilboa (Spain)
Termau cyfwerth
Iron ore reserves -- Bilboa (Spain)
Termau cysylltiedig
Iron ore reserves -- Bilboa (Spain)
1 Disgrifiad archifol canlyniad ar gyfer Iron ore reserves -- Bilboa (Spain)
1 canlyniad yn uniongyrchol gysylltiedig Eithrio termau culach