"Ummm—well—" It was too sudden. Lancaster had to hedge. "But look—I'll be supposedly coming back from an outdoor vacation, with a suntan and well rested. Somebody's going to get suspicious."

"There'll be sun lamps where you're going, my friend. And I think the chance to work independently on something that really interests you will prove every bit as restful to your nerves as a summer's travel. I know the scientific mentality." Berg chuckled. "Yes, indeed."

The exchange went off so smoothly that it was robbed of all melodrama, though Lancaster had an unexpectedly eerie moment when he confronted his double. It was his own face that looked at him, there in the impersonal hotel room, himself framed against blowing curtains and darkness of night. Then Berg gestured him to follow and they went down a cord ladder hanging from the window sill. A car waited in the alley below and slid into easy motion the instant they had gotten inside.

There was a driver and another man in the front seat, both shadows against the moving blur of street lamps and night. Berg and Lancaster sat in the rear, and the secret agent chatted all the way. But he said nothing of informational content.

When the highway had taken them well into the loneliness of the desert, the car turned off it, bumped along a miserable dirt track until it had crossed a ridge, and slowed before a giant transcontinental dieselectric truck. A man emerged from its cab, waving an unhurried arm, and the car swung around to the rear of the van. There was a tailgate lowered, forming a ramp; above it, the huge double doors opened on a cavern of blackness. The car slid up the ramp, and the man outside pushed it in after them and closed the doors. Presently the truck go