Sandstrom, Gosta E. <br/><br/>
The history of tunnelling :  underground workings through the ages / 
by Gosta E. Sandstrom. 
 - London :  Barrie and Rockliff,  1963. 
 - xii, 427 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references (p. [415]-417) and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunneling--History.<br/>Tunnels--History.