Film demonstrates effectiveness of various crime prevention devices.
One-man police station opened in New Addington.
Scotland Yard use Humber and Daimler cars to help in accidents and chase criminals.
A look at the Metropolitan Police Force's methods of crime prevention.
Hertfordshire police set up mobile HQ in field during hunt for criminal on the run.
The first policewomen motorcyclists in training at the Metropolitan Police Driving School in Hendon.
Great story where the Essex Police stop an inconsiderate motorist and have a quiet chat with him!