Experts measure vibrations caused by a steam engine passing over a suspension bridge.
Title: "Feeling the Pulse of a Bridge. L.N.E.R.'s expert engineers instruments registering slightest vibration, prove huge span bridge at Wylam 'O.K.'."
L/S of a steam train chugging over a suspension bridge. M/S of the train moving slowly over the bridge, several long poles have been placed next to the tracks, a group of men stand around one making notes. Point of view shot of a rail vehicle moving along the tracks on the bridge towards the stationary engine. High angled shot of the train moving across the bridge, four men sit on a giant swing (like window cleaners use) suspended over the train from the top of the bridge. L/S of train moving across bridge over wide river (could be Humber estuary?).