NW Mailing List
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Thu Oct 26 11:13:18 EDT 2017
The Cincinnati District was CTC’ed in 1948 and was equipped with position lights at that time. It had been ABS. ABS was installed in 1926.
A complete article can be found in the December 1948 volume of Railway Signaling.
> On Oct 26, 2017, at 09:57, NW Mailing List via NW-Mailing-List <nw-mailing-list at nwhs.org> wrote:
> From memory, CPLs came on line in the late 1960s. You might find a
> Scioto Division track chart of interest. Among many other items (weight of
> rail, degree of curvature, elevations), the signals are shown including
> number of heads and whether it is capable of displaying a STOP indication.
> The track chart does NOT identify the signal by number.
> . For example, a 1984 track chart shows that there
> were signals located timetable west of McDermott Road at Rushtown
> governing traffic in both directions. Each signal had a single target
> and weren't capable of displaying a STOP indication.
> The archives has older track charts than my 1984 edition. It takes
> seventeen 8 1/2" X 10" pages to cover the Cincinnati District. Copies
> are $0.25 each page. Harry Bundy
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