Michael GillRoger Burt is Professor Emeritus of Economic History at the University of Exeter. He has been a consultant to mining companies and government departments and contributes to radio programmes on mining related issues. Raymond Burnley is the software deigner for the project, and is a former IT Systems Developer at the University of Exeter. Michael Gill was a Research Fellow in the University of Exeter Economic History Department. He has also worked as a surveyor in the Mining and Civil Engineering industries. Alasdair Neill is a freelance researcher on mining in the UK. Read More Read Less