Pulaski District Signals
NW Mailing List
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Wed Oct 5 12:07:14 EDT 2016
> On October 5, 2016 at 9:59 AM NW Mailing List <nw-mailing-list at nwhs.org> wrote:
> Signal Engineer magazine had an article on the Bristol Line CTC project in the late 1930s. I abstracted it into a PEF years ago, when I read that magazine on Google Books. Will see if I can find the PDF for you... but it may take some time.
> -- abram burnett
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