panda
Get the message
telecommunications in your high-tech world
Communication, juvenile literature
High technology
Telephone
Telecommunication
Communication
Juvenile literature
Explains the scientific principles and technology involved in telephone calls and facsimile transmissions and discusses future possibilities in telecommunications.
Borrow to read
This scan is available through Internet Archive's free lending library — sign in or create a free account below, then borrow to read.
Reader not loading? Open it on Archive.org instead.
