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    Volumes

    1. Vol 1 Restoring a Teletype — Vol 1: Do Not Plug It In You have just got a Model 15 home. The single most damaging thing you can do in the next hour is switch it on. Here is the order of operations that keeps a seventy-year-old machine alive — starting with finding the right manual, which is harder than it sounds.
    2. Vol 2 Restoring a Teletype — Vol 2: First Power, First Loop, First Character The wiring, the motor, the current loop, and the acceptance test that tells you whether the machine is genuinely well or merely working — taking a range.