Digging this thing found on Bonhams website. Guide price £6000 - 9000. This is what they say... Gloucester-based Cotton established its reputation with a string of racing successes in the 1920s thanks to an innovative frame patented by Frank Willoughby Cotton. Cotton's design featured four straight tubes running from the steering head to the rear wheel spindle, augmented by straight stays supporting the gearbox and engine. The result was a stiff, lightweight chassis vastly su