If you are located in East africa, ar the Western Indian ocean, you may be able to help by printing a copy of this poster, and displaying it at your yachting club or aeroclub. If you do this, we would very much appreciate you letting us know with an email, giving details of the club, and which poster you have printed. Larger formats can be produced on request.
10x13cm greyscale poster to print (300dpi) (371kb)
10x13cm colour poster to print (300dpi) (254kb)