Lamb, David Ritchie <br/><br/>
Modern railway operation 

 - London  Sir Isaac Pitman & Sons  1946 
 - xix,243p.  23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Railroads
<br/><br/><label>LC Class. No.: </label>TF505.L3