western-electric
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Cutting Over an Electromechanical Telephone Exchange to Electronic Switching |
|
0 | 132 | 4 April 2023 |
| From 1956—“Tools of Telephony”: Western Electric in the Bell System |
|
0 | 120 | 20 February 2023 |