NTC TOLL KEYS
These keys were issues to members of the Stock Exchange and the Baltic and Wool Exchanges who wanted to make Trunk calls, from the special suites of call offices provided, after the attendants had gone off duty and locked up for the night.
| BACK | Home page | BT/GPO Telephones | A - Z Index | Glossary of Telecom Terminology | Quick Find | All Telephone Systems |
FM