Publications (3)
- Richards, Alun J. (2004); Slate Quarrying at Corris; pp.127; Gwasg Carreg Gwalch; ISBN 1-84524-068-5
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
- Richards, Alun John, (1999); The Slate Regions of North and Mid Wales and their Railways; Gwasg Carreg Gwalch; 0863815824
Era - 758m
Goedwig West - 760m
Esgairgeiliog Mill - 804m
Bryn Llwyd - 806m
Bryn Llwyd Uchaf - 1,002m
Rhiw'r Gwreiddyn - 1,250m
Cwm Gloddfa - 1,399m
King Arthur's Labyrinth - 1,530m
Corris Mine Explorers - 1,561m
Braich Goch - 1,649m
Llwyngwern - 1,867m
Abercorris (trial) - 1,899m
Tarran Cadlan - 1,958m
Pandy - 1,981m