A train driver called Joseph Duddington set speed record in engine called "Mallard", he is now retiring.
Trains - driver Joseph Duddington.
Location of events unknown.
M/S of a steam engine. L/S of retiring 67 year old driver Duddington climbing down from the "Mallard", he set up a speed record on it which had never been broken. C/U of him. A lady shakes his hand to wish him luck. C/U of him in the engine. M/S of the train, M/S of Duddington.