Telecommunications Museum - Pearson Electrotechnology Centre
Lachine, Quebec
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Evolution of Telecommunications

 
Wire Drawing
55 of 152 		Shearer Street Plant
56 of 152 		51AL Dial Desk Stand
57 of 152 		Model N393G Wall Dial Phone
58 of 152 		N393A Phone Interior
59 of 152 		N1517AP Automatic Rural Wall Set
60 of 152
Switch-hook Latch
61 of 152 		Later Magneto Phone
62 of 152 		Telephone Line Selector Key Box
63 of 152 		Step-by-Step Automatic Switching
64 of 152 		Step-by-Step Shop
65 of 152 		Step-by-Step Office
66 of 152
Step-by-Step Wiring
67 of 152 		Step-by-Step Operation
68 of 152 		35F Current Flow Test Set
69 of 152 		303A Power Plant
70 of 152 		Telephone Exchange Batteries
71 of 152 		Toll Switchboard
72 of 152

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