Unused / unissued material - dates and locations unclear or unknown.
A lorry is stuck in mud, soldiers trying to push it forward. Various shots of soldiers of a Scottish Regiment laying railway tracks in France. A building (looks like a long barrack) under construction in background....
New methods of laying railway tracks at Dinsdale on the main line between Durham and Newcastle.
An explosion on a German railway line is blamed on political agitators.
A big robotic machine picks up old railway track and lays new sections, it can do half a mile a day. Cambridge, Cambridgeshire.
Mechanical track layer being used to replace tracks on line near Potters Bar.
Preassembled units of track are laid at Waterloo Station to prevent timetable disruption.
BEF (British Expeditionary Force) troops laying railway lines in France in 1939.
Workers building a new marshalling yard in Carlisle