When the car drew up with a lurch in front of the Dillard house Vance leapt out and ran up the steps ahead of us. Pyne answered his insistent ring.

“Where’s Mr. Arnesson?” he demanded.

“At the university, sir,” the old butler replied; and I imagined there was fright in his eyes. “But he’ll be home for an early lunch.”

“Then take us at once to Professor Dillard.”

“I’m sorry, sir,” Pyne told him; “but the professor is also out. He went to the Public Library——”

“Are you alone here?”

“Yes, sir. Beedle’s gone to market.”

“So much the better.” Vance took hold of the butler and turned him toward the rear stairs. “We’re going to search the house, Pyne. You lead the way.”

Markham came forward.

“But, Vance, we can’t do that!”