Before Tom could answer, he heard excited voices at the other end of the line. Then Ahlgren broke in again abruptly.
"A news flash, Tom! The Walling range-finder plant has been demolished by an earthquake!"
[CHAPTER XIV]
AIR-BORNE HIJACKERS
Mr. Swift, hearing Tom's dismayed reaction, rushed to the telephone.
"What's wrong, son?"
Tom clamped his hand over the mouthpiece and quickly gave his father the news of the destroyed range-finder plant. Then he spoke into the telephone.
"Bernt, we must prevent another disaster! Let me check with our construction company on the Quakelizors and I'll call you right back!"
"Right, Tom," Ahlgren agreed.