Over the rail he leaped, and then there was an upheaval of the angry multitude, men following the leader like a flock of sheep. On to the diamond rushed a mad mob that quickly surrounded the umpire.

Now, that umpire had not expected anything of the sort and he was frightened, for he saw he was in danger of rough treatment. He could not get away, and heavy hands were placed upon him.

“Thump him!”

“Kick him!”

“Tar and feather him!”

“Black his eyes!”

“Soak him!”

The man was in danger of being treated roughly.

Into that angry mob plunged Frank Merriwell, flung men aside, and forced his way to the side of the cheating umpire.

“Stop!” rang out Frank’s clear voice, as he faced the furious mob. “This is what kills baseball!”