Items where Centre Author is "Howells, Malcolm"

Publication - Book

Howells, Malcolm. 2007 Wales : British regional geology. Nottingham, UK, British Geological Survey, 230pp.

Publication - Report

Rushton, Adrian; Howells, Malcolm. 1999 Stratigraphical framework for the Ordovician of Snowdonia and the Lleyn Peninsula : a discussion of the Tremadoc to Caradoc rocks lying between the Menai Straits and the Llanderfel Syncline, and including an appendix on Cambrian rocks. Version 2. Keyworth, Nottingham, British Geological Survey, 41pp. (RR/99/008)