My apron string got tangled in the ladder." Dent examined the cord.
"No, it didn't get tangled," he announced.

"It was tied there by some one, and I know who did it." "Who ?" "Bob Henderson.

Wait till I catch him! He did this for a joke.
The young rascal! pretending he wanted some rheumatism medicine for his father! I'll fix him!" Bob thought it was time to be moving on.

He did not like the tone of Dent's voice.
But if the boy hoped to get off unseen he was disappointed.

As he started to run he slipped and fell.