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Thread: Grand Central Station relay room - photo

  1. Jul 5, 2021, 11:27 AM #1
    Altair
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    Grand Central Station relay room - photo

    Grand Central Station relay room, c. 1961.

    Fullsize image: https://diqn32j8nouaz.cloudfront.net...n_fullsize.jpg



    Previously:

    Toronto points control system - photo
    Transporting railway switch assemblies - photo
    Gas-fed switch rail heaters in cold weather - video
    Monorail track switching - GIF
    Railroad track shifter - GIF and photos

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  2. Jul 5, 2021, 08:37 PM #2
    IntheGroove
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    I have one of those old Triplett volt meters. Still works great...

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