Riders put their motorcycles through a tough test over muddy tracks near Stroud.
Full title reads: "Nr Stroud, Glos. 'The British Experts' Test' 36 of our best riders compete for Motor Cycling's greatest trial for man and machine!"
Various shots of motorcyclists riding across a hilly and rough motorbike trials course. People have to move out of the way when one of the riders misses the track. More shots of the motorcyclists forcing their bikes around the muddy course.