knew every creak, rattle and groan that Dierdre was capable of making. During blastoff, he had heard something different. In space, something different had to be wrong. His "Mr. Rajcik," he said, turning to his navigator, "would you check the cargo? I believe something may have shifted." "You bet," Rajcik said cheerfully. He was an almost offensively handsome young man with black wavy hair, blasé blue eyes and a cleft chin. Despite his appearance, Rajcik was thoroughly qualified for his position. But he was only one of fifty thousand thoroughly qualified men who lusted for a berth on one of the fourteen spaceships in existence. Only Stephen Rajcik had had the foresight, appearance and fortitude to court and wed Helga, Old Man Mikkelsen's eldest daughter. Rajcik went aft to the cargo hold. Dierdre was carrying transistors this time, and microfilm books, platinum filaments, salamis, and other items that could not as yet be produced on Mars. But the bulk of her space was taken by the immense Fahrensen Computer. Rajcik checked the positioning lines on the monster, examined the stays and turnbuckles that held it in place, and returned to the cabin. "All in order, Boss," he reported to Captain Somers, with the smile that only an employer's son-in-law can both manage and afford. "Mr. Watkins, do you read anything?" Watkins was at his own instrument panel. "Not a thing, sir. I'll vouch for every bit of equipment in Dierdre." "Very well. How long before we reach Point Baker?" "Three minutes, Chief," Rajcik said. "Good." The spaceship hung in the void, all sensation of speed lost for lack of a reference point. Beyond the portholes was darkness, the true color of the Universe, perforated by the brilliant lost points of the stars. Captain Somers turned away from the disturbing reminder of his extreme finitude and wondered if he could land Dierdre without shifting the computer. It was by far the largest, heaviest and most delicate piece of equipment ever transported in space. He