A class 1 working slows for its station stop. 170428 is diagrammed on the Aberdeen road, 1A69 1441 Glasgow Queen Street to Aberdeen. 45 years ago this may have been a class A4 working on a 3 hour express.
170428 stands in platform 2 whilst 158729 pauses in platform 3 with 2P90 1458 off Dunblane for Edinburgh.