“I know my part, then,” agreed young Dawson. “I’ll do it, too.”

One of the railroads that enter Tampa goes on down to Port Tampa, nine miles below. This road also maintains a spur entering the hotel grounds. All through trains by this road arrive and depart on the spur.

Dixon, however, appeared about the lobby and the verandas that forenoon, looking as though anything but flight was in his mind. Much of his time he spent in the company of Henry Tremaine, and appeared unusually lively and contented.

“No get-away for him,” decided Halstead, later. “He’s going to stay and have some more tries at his luck with Miss Silsbee. Anyway, it’s too late, now, for him to take the morning train north by either railway.”

Joe went as far as Tampa, of course without result. He took the street car back to the hotel, reporting to Tom, by a mere signal, as he passed, the fruitlessness of his mission. Then Joe hung about, in the background, until after the time for the morning train to leave over the Central road. At that time Dixon was chatting with Mr. and Mrs. Tremaine and Ida Silsbee.

Further vigilance, for the present, therefore, seemed unnecessary. Leaving Dixon with the other members of the party, the two motor boat boys hurried over to the bathing pavilion for their morning salt water swim.

It was just after one o’clock when the chums returned through the hotel office.

“Captain Halstead!” called the clerk.

Tom hastened over to the desk.

“You’re just in time, Captain. Here’s a letter registered for you, and under special delivery stamp. The young man just came in with it.”