Strakosch, George R. <br/><br/>
Vertical transportation: elevators and escalators 
by George R. Strakosch 
 - New York  John Wiley  1967 
 - xii, 365p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Escalators.<br/>Elevators
<br/><br/><label>Dewey Class. No.: </label>W St81