Richardson.H.W. & Mayo.R.S. <br/><br/>
Practical Tunnel Driving.(1941). 

 - 1st Ed. 
 -  kognet  1956 
 - 210p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>CIVI
<br/><br/><label>Index Terms--Genre/Form: </label><br/>C-21
<br/><br/><label>Dewey Class. No.: </label> / RIC