Webb, Walter Loring  1863-, <br/><br/>
Railroad construction :  Theory and practice :  A text-book for the use of students in colleges and technical schools / 
By Walter loring webb 
 - 4 # ed. rev. and enl. 
 - xviii, 777 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ferrocarriles--Diseño y construcción
<br/><br/><label>LC Class. No.: </label>TF200  / W43 1911