Owen Thomas Jones

• Lead and zinc
• Lead- and zinc-ores in the slaty rocks of Britain
• On the evolution of a geosyncline
• Plectambonites and some allied genera
• Presidential address
• The geology of the Llandovery district
• The Hirnant beds and the base of the Valentian
• The ordovician-silurian boundary in Britain and North America
• The origin of Welsh legends
• The structure of the Edale, Mam Tor and Castleton area
• The upper Towy drainage-system