I immediately saddled him and rode up the creek to discover the cause." He stopped and looked at Billy steadily.
"Well, I reckon yuh found it," Billy prompted impatiently.
"I did.

I followed the creek until I came to the ditch Mr.Brown has been digging.

I found that he had it finished and was filling it from the creek in order to test it.

I believe," he added dryly, "he found the result very satisfying--to himself.

The ditch carried the whole creek without any trouble, and there was plenty of room at the top for more!" "Hell!" said Billy, just as Dill knew he would say.