“He’s gone!” gasped Bob.

“Come on! Maybe we can save him!” shouted Jerry.


[CHAPTER V]
VAIN REGRETS

Rushing toward the edge of the cliff, but with due regard for the danger they knew existed at the abrupt descent, the Motor Boys looked down the steep side of the place where a construction concern had been getting out gravel. It was the taking away of this material that had made a cliff where, previously, there had been but a gradual slope.

Looking down to the bed of Limestone Creek, twenty feet below them, the boys caught sight of Professor Uriah Snodgrass floundering about in the water, which was quite deep. The little scientist seemed able to keep his head above the surface, but that was about all.

“Come on! We’ve got to get down there!” cried Ned.

“Here’s a path,” said Jerry, pointing to one a short distance off to the side of the spot where Professor Snodgrass had had his abrupt fall.

Slipping, sliding, scrambling, and all but tumbling, the three boys made their way to the bottom of the cliff and to the edge of the creek, which really was a small river.