Geology of the Coasts Adjoining Rhyl, Abergele, and Colwyn, (explanation of Quarter-Sheet 79 N. W. )William Whitaker, Aubrey Strahan, Richard Hill Tiddeman · First published 2022Open the Tome
The water supply of Oxfordshire, with records of sinkings and boringsRichard Hill Tiddeman · First published 1910Open the Tome
