The Salopian Rocks and Tectonics of the District South-West of Ruthin (Denbighshire)
- 1 April 1927
- journal article
- Published by Geological Society of London in Quarterly Journal of the Geological Society
- Vol. 83 (1-5), 689-710
- https://doi.org/10.1144/gsl.jgs.1927.083.01-05.28