Just before 21J rolled through under the 318s with 1071 on the point, one of the Pittsburgh Line's infamous Dash 9s, #9189 powered the head end of 21E west.
With the PTC box erected at the right of the image, the days of the 318 automatic signals at Georges' Station, east of Greensburg are numbered, while countless runs of 21J will continue on.
Shoving up the West Slope as evening approaches, SD40E #6318, built as Conrail SD50 #6707 shoves 14G east at Lilly, PA.