P.R. Wilby

3 books • 2 series

Jan 1, 2007
Cover of Newcastle Emlyn

Newcastle Emlyn (Geological Memoirs & Sheet Explanations (England & Wales), Sheet E211)

Jan 2005
Cover of The Old Red Sandstone of Great Britain

The Old Red Sandstone of Great Britain (Geological Conservation Review Series (Closed), v. 31)

Jan 1, 2004
Cover of Hay-on-Wye

Hay-on-Wye (Geological Memoirs & Sheet Explanations (England & Wales))