B&O Railroad Museum

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The paper gives a description of the communication services required for operation of the Pennsylvania Railroad and for the convenience of its patrons, also a description of the company-owned outside plant required to provide the service, together with tabulations showing the magnitude of some classes of business handled and plant involved.

This paper contains a description of one of the out-door substations of the Philadelphia-Wilmington electrification of the Pennsylvania Railroad, recently placed in service. It describes the initial installation of apparatus provided in the substation for the present suburban electrification, as well as the steps taken to accommodate the additional apparatus necessary for the through electrification when it takes place. The location and control of the substation are described as well as the types of protective apparatus utilized and the method of operation. Attention is called to certain operating necessities which control the design and location of a substation of this character. The means provided for handling the heavy apparatus into and out of a substation of this character and the facilities for handling, cleaning, and restoring oil to the different pieces of apparatus are described in some detail.