49th annual report of the directors to the shareholders of Maritime Telegraph & Telephone Co Ltd
- MS-4-180, Box 29, Folder 9
- File
- 1958
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49th annual report of the directors to the shareholders of Maritime Telegraph & Telephone Co Ltd
2000 and 200 megacades side by side in New Glasgow Nova Scotia
2 PBX system for dial offices wiring diagram
2 PBX system for dial offices schematic
1986 annual report Maritime Telegraph & Telephone Company Limited
1980 annual report Maritime Telegraph & Telephone Company Limited
15 line switchboard in Westville Nova Scotia
1317 A and 1200 switchboard local and toll line circuit
1240 type switchboard magneto cord circuit with repeating coil
1240 type switchboard magneto cord circuit
1220 and 1240 switchboards local operators telephone circuit
1220 and 1240 magneto SWBDS trunk and dial CCTS
#101 switchboard in Baddeck Nova Scotia