CHAPTER X.
A SWIM NOT LIKELY TO BE FORGOTTEN.
"You want to be on the lookout fer sharks," observed old Jacob, as he watched the boys' preparations.
"Gracious! Do you mean to say there are sharks around here?" ejaculated Leander.
"I don't see any, but there may be, nevertheless. Howsomever, I'll keep my weather eye open an' give ye warnin', if I see anything suspicious."
"I don't want any sharks in mine," put in Don, and hesitated a long while before entering the ocean. But when he saw the others diving about and having a good time, he could not resist the temptation to join them.
It was jolly sport. The water was just warm enough to be pleasant, and the waves were so light that there was little or no danger of being pounded against the yacht's sides. They dove and turned somersaults to their hearts' content, and then Dick proposed a race, and an empty barrel was thrown out behind the Dashaway.
"Each boy must swim to the rjight of the bar-
