The Aeronautical Charts & Data section of the CAA have produced an "On Track" navigation aid for the PFA Rally at Kemble. It can be found
here and includes photographs, maps etc...
The Adobe Acrobat document is quite large (1.08MB) so if you have a circuit switched 44kbps link it may be better to right mouse click and use the "Save Target As...." function and download it to your PC before opening it. If you choose to open if by double clicking the link it takes some time and your PC may give the appearence of having "locked up".