"Let us hope for the best, David."
"You will do all you can for him?"
"To be sure I will."
The day was a perfect one, but Dave was utterly downcast and refused to be comforted.
The thought that his parent might remain a mute forever almost unnerved him.
"I'd rather lose the sunken treasure," he groaned to himself.
At nightfall the Swallow came in sight of the island of San Murio, and dropped anchor in a little bay surrounded by palms and other tropical trees.
The scene was a beautiful one, and had Dave's mind been free from care he would have enjoyed it thoroughly.
Amos Fearless was brought on deck and made comfortable in a steamer chair.
He was gaining strength rapidly, and the doctor expected the old diver to be around again in a week or ten days.