44915 1955c Harrow and Whealdstone
The crew of a Rugby stopper have spotted the photographer.
Peter Kerslake says "Seen here on a local service at Harrow and Wealdstone in about 1955 Class Five 44915 's train is below the pedestrian footbridge spannning the tracks, the site of the terrible accident of the 8th. October 1952 when a section of the bridge was struck by derailed coaches and sent crashing down on to the platforms below."