A look at clever working scale models of engines, cars and aeroplanes.
No title - model engines.
Location of events unknown.
M/S as a man adjusts a model engine. Various shots of working scale model engines including George Stephenson's Rocket. M/S of model breach (breech ?) loader gun. M/S of man using spanner to adjust a model car. M/S as another man starts up model aeroplanes. Various shots as they fly around.