Kelly, Tracey <br/><br/>
Communication technology :  from smoke signals to smartphones / 

 - London :  Brown Bear Books ,  2023 
 - 24 pages :  color illustrations ;   24 cm 
 - History of inventions .
<br/><br/> Includes bibliography, glossary and index 
<br/><br/><label>ISBN: </label>9781781219140 (hardback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication and technology ; Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>J 302.209 KELL