- NLW ex 1689
- Ffeil
Ffotogopïau o nodiadau gan John Sam Efans yn ymwneud â'i gysylltiad â rheilffordd Ffestiniog. / Photocopies of notes by John Sam Efans relating to his connection with the Ffestiniog Railway.
Efans, John Sam Caernarfon
Ffotogopïau o nodiadau gan John Sam Efans yn ymwneud â'i gysylltiad â rheilffordd Ffestiniog. / Photocopies of notes by John Sam Efans relating to his connection with the Ffestiniog Railway.
Efans, John Sam Caernarfon