A slightly distant starboard broadside view of a small ketch rigged yacht under sail during a race in the Thames Estuary. She has a triangular foresail and triangular mainsail set and her triangular mizzen sail is sheeted to a pole extended beyond the stern. She has a crew of two and an outboard motor is fitted to the stern. A similar sized yacht is in the left background. Negative number PM2477/10CN is of the same vessel.