Digital copy of a black and white negative showing shaft about 1m. In diameter, lined with stones, on the east side of the Nant Rhysgog at the top of the Cnwch Mawr mine. According to G. W. Hall, this vertical shaft is 70ft deep. Photographed by Arthur Chater on 23 August 1969. Looking north from Grid Reference SN 6815 5373.
Opsiynau lawrlwytho a prynu