on Tue May 15 14:42:24 2018, in response to Re: [PHOTOS] Old & Rare 1938-1945 (Color), posted by Avid Reader on Tue May 15 13:44:28 2018.
You are correct. That is a P-RSL MU train. Electric service lasted til about 1949 with service to Glassboro, Newfield, and Millville. Electric service to Atlantic City via Newfield was discontinued much earlier, about 1931. This was originally West Jersey & Seashore, a subsidiary of the PRR.