"I'm telling you about myself," Broyk went on, "I have also told you of a specific condition existing a period ahead of your own time. Remember the First Law?" "Center!" "We're marooned in the Twentieth Century. You have to accept it." "But what will we _do_?" Kial's mind was reeling again. "Since we've already broken the First Law," Broyk said, "we may just as well break the Second: 'No Thek-traveler may enter the body of a native of a foreign space-time ...'" * * * * * The young lovers kissed again and this time there seemed to be an added zest, even to their passionate embrace. THE END Transcriber's Note: This etext was produced from _If Worlds of Science Fiction_ May 1953. Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed. Minor spelling and typographical errors have been corrected without note. End of the Project Gutenberg EBook of Field Trip, by Gene Hunter