"This is really secret!" whistled Lancaster. He felt awed and helpless.

"Quite so. Security doesn't like the government's right hand to know what its left is doing." Berg smiled, a dim flash of teeth in his shadowy face. Then he was serious. "It's necessary, Lancaster. You don't know how strong and well-organized the subversives are."

"They—" The physicist closed his mouth. It was true—he hadn't the faintest notion, really. He followed the news, but in a cursory fashion, without troubling to analyze the meaning of it. Damn it all, he had enough else to think about. Just as well that elections had been suspended and bade fair to continue indefinitely in abeyance. If he, a member of the intelligentsia, wasn't sufficiently acquainted with the political and military facts of life to make rational decisions, it certainly behooved the ill-educated masses to obey.

"We might as well stretch ourselves," said the driver. "Long way to go yet." He climbed out and switched on an overhead light.

The interior of the van was roomy, even allowing for the car. There were bunks, a table and chairs, a small refrigerator and cookstove. The driver, a lean saturnine man who seemed to be forever chewing gum, began to prepare coffee. The other sat down, whistling tunelessly. He was young and powerfully built, but his right arm ended in a prosthetic claw. All of them were dressed in inconspicuous civilian garb.

"Take us about ten hours, maybe," said Berg. "The spaceship's 'way over in Colorado."

He caught Lancaster's blank stare, and grinned. "Yes, my friend, your lab is out in space. Surprised?"

"Mmm—yeah. I've never been off Earth."

"Sokay. We run at acceleration, you won't be spacesick." Berg drew up a chair, sat down, and tilted it back against a wall. The steady rumble of engines pulsed under his words: