THE ONE THAT GOT Mc CLOY Helen AWAY-Helen William Morrow ($2). The aggressively erudite author of Panic has boned up this time on the ancient Picts, the psychology of juvenile delinquency and Poe's Purloined Letter. She turns it all into a pretty exciting chase across the Scottish moors. When it's all over, the critical reader may feel as trapped as the villain by the plot's hard-to-believe major premise. Verdict: very good.
"RE: SHERLOCK HOLMES," THE ADVENTURES OF SOLAR PONS August DerlethMycroft & Moron ($2.50).
This literary descendant of the Master deserves the...