Ledley, Robert Steven. <br/><br/>
Digital computer and control engineering / 
Robert Steven Ledley ; Written with the assistance of Louis S. Rotolo and James Bruce Wilson. 
 - New York :  McGraw-Hill,  1960. 
 - 835 p. :  ill. ;  24 cm. 
 - McGraw-Hill electrical and electronic engineering series .
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers.
<br/><br/><label>Dewey Class. No.: </label>621.39  / LED 1960