Do you know that only 200 years ago, the only way that one person could send a message to another person was by letter or messenger? It's hard to imagine now, with our smartphones and computers at our fingertips. From the invention of the telegraph in the 1830s all the way through to the wearable technology of the present day, this book charts the incredible history of telecommunications.

 

This is volume 3 in Young Explorer-The History Of Technology .

This book is aimed at children in primary school.

There are 32 pages in this book. This book was published 2018 by Capstone Global Library Ltd .

Chris Oxlade is an experienced writer of children's non-fiction and specialises in scientific subjects.