Once more he whirled the heavy wheel around. But, save for a more pronounced sigh, and a sort of groan, there was no result.

“Let me try,” suggested Dick.

“I’m afraid to. This engine is like a balky horse at times, and if anyone but the regular trainer monkeys with her she just sulks all day. I’ll get her going yet.”

Again came an attempt to make the motor do its work, and again there came a sigh, accompanied by a cough.

“Three strikes, and I’m out!” exclaimed Tom, sinking back on the seat rather exhausted. “But she’s speaking better than at first. Didn’t you think you heard her sort of talking back at me, Dick?”

“Yes,” laughed his chum. “But say, are you sure you’ve got any gasolene?”

“I put in five gallons last night, and didn’t run two miles.”

“Are you sure it’s turned on?”

“Of course I am!”