An original fuel line lock and magneto switch made by Ross Courtney (marked on top). It is in unused condition and complete with 2 Yale keys for the Yale lock. When locked it cuts off the fuel supply and earths the magneto. Base marked C MAG P, bakelite cover is undamaged. Buyer pays shipping cost.
Broken down. Not working. Could bake a working engine from the 2. Found in grandfathers / uncles garage along with large amount of other de Dion parts..