nts. It should be noted that this is the firstsystem to use a transformer and a distributor timing mechan-ism for ignition purposes. Undoubtedly a great improvementwas made in this system. Still the ignition was not satis-factory especially with a high speed engine as it was found the impossible to… … T=i<3 3 Mas f<L r Vi bra tor. time of firing and the engine would operate very smoothlywhen the proper adjustment of this one vibrator was obtained. The single spark system of ignition made use of aninterrupter instead of the master vibrator. This was placed