this post was submitted on 28 Jun 2023
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phones

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Discussion on telephony, telegraphy and switching equipment

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The Strowger Step By Step Telephone Exchange (www.youtube.com)
submitted 2 years ago by jtk to c/phones
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[โ€“] GeneralSpecific 2 points 2 years ago

What a beautiful piece of engineering. Thanks for sharing ๐Ÿ‘