It proved to be an easy task, and in a short time the "dead" auto was near enough to the electric line to permit Tom to run his charging wire over to it.
"Why bless my soul!" exclaimed Mr. Damon, looking up. "There's no overhead trolley wire. The car must run on storage batteries."
"Third rail, more likely," was the opinion of Mr. Sharp and so it proved.
"I can charge from either the third rail or the trolley wire," declared Tom, who was insulating his hands in rubber gloves, and getting his wires ready. In a short time he had the proper connections made, and the much-needed current was soon flowing into the depleted battery, or batteries, for there were several sets, though the whole source of motive power was usually referred to as a "storage battery."
"How long will it take?" asked Mr. Damon.
"About two hours," answered the lad. "We'll probably have to disconnect our wires several times, whenever a trolley car comes past. By my system I can recharge the battery very quickly."
"Do you suppose the owners of the road will make any objection?" asked the balloonist.
"I'm going to pay for the current I use," ex-
