ten o'clock
An oil-smeared mechanic patronizingly explained : `` You ca n't have cars manicuring all over the track and people tripping over 'em . You get sent off to light up , and if you do n't go they fine you laps made . '' Machines darted in and out from their camps at intervals , each waking a frenzy of excitement among its men . At ten o'clock the Mercury car came in again , this time limping with a flat tire , to be fallen on by its mechanics . `` We 're leading , but we 'll lose by this , '' said Lestrange , slipping out to relax and meditatively contemplating the alternate driver , who was standing across the camp . `` Ffrench , at twelve I 'll have to come in to rest some , and turn my machine over to the other man . And I wo n't have him wrecking it for me .