West, Graham. <br/><br/>
Innovation and the rise of the tunnelling industry / 
Graham West. 
 - Cambridge [Cambridgeshire] :  Cambridge University Press,  1988. 
 - xv, 355 p. :  ill. 
<br/><br/><label>ISBN: </label>0521335124 
<br/><br/><label>LCCN: </label>90025187     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunneling--History.<br/>Tunnels--History.