Earl, Bryan <br/><br/>
Cornish mining :  the techniques of metal mining in the west of england, past and present. 

 - Gran Bretaña :  Bradford Barton,  1968. 
 - 118 p. :  il. ;  21 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inglaterra<br/>Minas
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>622.2