- 4206-4207 etc.
- Series
- [?1917]-1919.
Part of Papurau J. W. Jones
Part of Papurau J. W. Jones
Part of Papurau J. W. Jones
Jenkins. Dan, Llundain Fach, Llanbedr Pont Steffan
Part of Papurau J. W. Jones
Part of Papurau J. W. Jones
Part of Papurau J. W. Jones
Jones, E. Emlyn, Blaenau Ffestiniog
Part of Papurau J. W. Jones
Merioneth County Council, Dolgellau
Part of Papurau J. W. Jones
Morris, R. R., Betws Garmon; Blaenau Ffestiniog
Part of Papurau J. W. Jones
Part of Papurau J. W. Jones
Oakeley Slate Quarries Co. Ltd, Llundain
Part of Papurau J. W. Jones
Part of Papurau J. W. Jones
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,
Part of Archif Plaid Cymru,