Commander Jon McPartland stared with hard blue eyes into his view screen. He watched a tiny dot in one corner grow slowly, and heard the unnecessary words of his Lieutenant-Commander, Clemens: "Observation Officer reports enemy craft sighted, Sir." "Very good," acknowledged McPartland. "Have Lieutenant Parek compute their speed and course." Clemens spoke softly into the intra-ship phone, and Commander Jon McPartland returned momentarily to his thoughts. His square jaw was set as though cast in b