Anderson, J. A.,  of Lambertville, N. J., <br/><br/>
The train wire :  A discussion of the science of train dispatching / 
By j. a. Anderson ; wih an introd. by b. b. adams, jr. 
 - 2 # ed. rev. and enl. 
 - x, 152 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ferrocarriles--Despachadores de trenes
<br/><br/><label>LC Class. No.: </label>TF563  / A53 1891