Books by Tony Waltham
North York Moors and Yorkshire
North York Moors and Yorkshire Wolds
Derbyshire Blue John
Derbyshire Blue John
Geomodels in Engineering Geolo
Geomodels in Engineering Geology
Sandstone Caves of Nottingham
Sandstone Caves of Nottingham
Sinkholes and subsidence
Foundations of engineering geology
The Underground Atlas
Karst and caves of Great Britain
Ground subsidence
Yorkshire Dales National Park (National Parks Guide)
Catastrophe, the violent earth
Catastrophe, the violent earth
The limestones and caves of northwest England