Technical manual: M13 Monarch 250C Call Connect System / Installation
Technical manual: M13 Monarch 250C Call Connect System / Installation, Commissioning and Maintenance
Details
- Category:
- Archive
- Object Number:
- 2015-495
- Materials:
- metal plated (unknown), paper (fibre product) and plastic (unidentified)
- type:
- document
- credit:
- BT Heritage and Archives