Inglis, Ronald Alexander. <br/><br/>
An introduction to railway engineering :  a short textbook of the theory and practice of railway surveying, construction, and signalling for the use of students and civil engineers. 

 - London :  Chapman and Hall,  1953. 
<br/><br/>Bibliography: p. 193-195. 
<br/><br/><label>LCCN: </label>54002993 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Railroad engineering.
<br/><br/><label>LC Class. No.: </label>TF145  / .I5 
<br/><br/><label>Dewey Class. No.: </label>625