"What's that about airship?"
"Never mind airship," clicked Tom. "Send help quickly! Who are you?"
The answer flashed to him through space:
"Steamship 'Cambaranian' from Rio de Janeiro to New York. Just caught your message. Thought it a fake."
"No fake," Tom sent back. "Help us quickly! How soon can you come?"
There was a wait, and the wireless operator clicked to Tom that he had called the captain. Then came the report:
"We will be there within twenty-four hours. Keep in communication with us."
"You bet I will," flashed back Tom, his heart beating joyously, and then he let out a great shout. "We are saved! We are saved! My wireless message is answered! A steamer is on her way to rescue us!"
He rushed from the shack, calling to the others.
"What's that?" demanded Mr. Hosbrook.
Tom briefly told of how the message had come to him in the night.
"Tell them to hurry," begged the rich yacht owner. "Say that I will give twenty thousand dollars reward if we are taken off!"
"And I'll do the same," cried Mr. Jenks. "I must get to the place where" Then he
