Simons, Eric N. <br/><br/>
The Pegasus story of communication / 
by Eric N. Simons ; illustrated by F. D. Phillips 
 - London :  Dobson,  1970 
 - 185 p. :  ill. ;  21 cm. 
 - The Pegasus books ;  no. 28 .
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication and traffic--History
<br/><br/><label>Dewey Class. No.: </label>302.23  / Si 57