| Publication |
Great Britain, Heinemann Library, 2001.
|
| Description |
32pBlack Spine
|
| Series |
Communicating today
|
| Summary/Abstract |
Presents an overview of the use and function of telephones and fax machines.
|
| Contents |
Communications
Telephone systems
Telephone exchanges
Network links
Dialling and connecting
Converting sounds
Digitization
Signals travelling
Customer services
Pictures by phone
Telephones on the move
Telephones and computers
Telephone timeline
|
| Standard Number |
0431113807 Pb.
|