Herne Hill, London.
Title: "Cyclists ... in Hundreds! Compete for S.C.C.U's Grand Southern Handicap".
Panning shot of lots of cyclists gathered ar the start of a track race. A fat man shouts through a megaphone and starts the race. L/S of cyclists whizzing around sloping track, passing the man with the megaphone. Panning shot follows some of the cyclists around. More L/Ss of the race. More panning shots following some of the competitors.